145414033431 has 4 divisors (see below), whose sum is σ = 193885377912. Its totient is φ = 96942688952.

The previous prime is 145414033423. The next prime is 145414033447. The reversal of 145414033431 is 134330414541.

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

It is a cyclic number.

It is not a de Polignac number, because 145414033431 - 2³ = 145414033423 is a prime.

It is a super-2 number, since 2×145414033431² (a number of 23 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 145414033392 and 145414033401.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (145414033451) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 24235672236 + ... + 24235672241.

It is an arithmetic number, because the mean of its divisors is an integer number (48471344478).

Almost surely, 2^145414033431 is an apocalyptic number.

145414033431 is a deficient number, since it is larger than the sum of its proper divisors (48471344481).

145414033431 is an equidigital number, since it uses as much as digits as its factorization.

145414033431 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 48471344480.

The product of its (nonzero) digits is 34560, while the sum is 33.

Adding to 145414033431 its reverse (134330414541), we get a palindrome (279744447972).

The spelling of 145414033431 in words is "one hundred forty-five billion, four hundred fourteen million, thirty-three thousand, four hundred thirty-one".