45315235331 has 8 divisors (see below), whose sum is σ = 45560752128. Its totient is φ = 45069805000.

The previous prime is 45315235327. The next prime is 45315235351. The reversal of 45315235331 is 13353251354.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 45315235331 - 2² = 45315235327 is a prime.

It is a super-2 number, since 2×45315235331² (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 = 45315235291 and 45315235300.

It is not an unprimeable number, because it can be changed into a prime (45315235351) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1221506 + ... + 1258056.

It is an arithmetic number, because the mean of its divisors is an integer number (5695094016).

Almost surely, 2^45315235331 is an apocalyptic number.

45315235331 is a deficient number, since it is larger than the sum of its proper divisors (245516797).

45315235331 is a wasteful number, since it uses less digits than its factorization.

45315235331 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 43233.

The product of its digits is 81000, while the sum is 35.

Adding to 45315235331 its reverse (13353251354), we get a palindrome (58668486685).

The spelling of 45315235331 in words is "forty-five billion, three hundred fifteen million, two hundred thirty-five thousand, three hundred thirty-one".