434505187248541 has 4 divisors (see below), whose sum is σ = 449488124739900. Its totient is φ = 419522249757184.

The previous prime is 434505187248529. The next prime is 434505187248553. The reversal of 434505187248541 is 145842781505434.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is an interprime number because it is at equal distance from previous prime (434505187248529) and next prime (434505187248553).

It can be written as a sum of positive squares in 2 ways, for example, as 365072481196900 + 69432706051641 = 19106870^2 + 8332629^2 .

It is a cyclic number.

It is not a de Polignac number, because 434505187248541 - 2⁴³ = 425709094226333 is a prime.

It is a super-2 number, since 2×434505187248541² (a number of 30 digits) contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 434505187248541.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (434505187248241) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7491468745636 + ... + 7491468745693.

It is an arithmetic number, because the mean of its divisors is an integer number (112372031184975).

Almost surely, 2^{434505187248541} is an apocalyptic number.

It is an amenable number.

434505187248541 is a deficient number, since it is larger than the sum of its proper divisors (14982937491359).

434505187248541 is a wasteful number, since it uses less digits than its factorization.

434505187248541 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14982937491358.

The product of its (nonzero) digits is 86016000, while the sum is 61.

The spelling of 434505187248541 in words is "four hundred thirty-four trillion, five hundred five billion, one hundred eighty-seven million, two hundred forty-eight thousand, five hundred forty-one".