42303513401245 has 4 divisors (see below), whose sum is σ = 50764216081500. Its totient is φ = 33842810720992.

The previous prime is 42303513401231. The next prime is 42303513401287. The reversal of 42303513401245 is 54210431530324.

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

It can be written as a sum of positive squares in 2 ways, for example, as 19467482366809 + 22836031034436 = 4412197^2 + 4778706^2 .

It is a cyclic number.

It is not a de Polignac number, because 42303513401245 - 2⁷ = 42303513401117 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4230351340120 + ... + 4230351340129.

It is an arithmetic number, because the mean of its divisors is an integer number (12691054020375).

Almost surely, 2^{42303513401245} is an apocalyptic number.

It is an amenable number.

42303513401245 is a deficient number, since it is larger than the sum of its proper divisors (8460702680255).

42303513401245 is an equidigital number, since it uses as much as digits as its factorization.

42303513401245 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8460702680254.

The product of its (nonzero) digits is 172800, while the sum is 37.

Adding to 42303513401245 its reverse (54210431530324), we get a palindrome (96513944931569).

The spelling of 42303513401245 in words is "forty-two trillion, three hundred three billion, five hundred thirteen million, four hundred one thousand, two hundred forty-five".