45503104331 has 4 divisors (see below), whose sum is σ = 45573434352. Its totient is φ = 45432774312.

The previous prime is 45503104319. The next prime is 45503104369. The reversal of 45503104331 is 13340130554.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-45503104331 is a prime.

It is a super-2 number, since 2×45503104331² (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 45503104294 and 45503104303.

It is not an unprimeable number, because it can be changed into a prime (45503104301) 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, 35164040 + ... + 35165333.

It is an arithmetic number, because the mean of its divisors is an integer number (11393358588).

Almost surely, 2^45503104331 is an apocalyptic number.

45503104331 is a deficient number, since it is larger than the sum of its proper divisors (70330021).

45503104331 is an equidigital number, since it uses as much as digits as its factorization.

45503104331 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 70330020.

The product of its (nonzero) digits is 10800, while the sum is 29.

Adding to 45503104331 its reverse (13340130554), we get a palindrome (58843234885).

The spelling of 45503104331 in words is "forty-five billion, five hundred three million, one hundred four thousand, three hundred thirty-one".