45235131 has 8 divisors (see below), whose sum is σ = 60344640. Its totient is φ = 30141192.

The previous prime is 45235111. The next prime is 45235139. The reversal of 45235131 is 13153254.

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

It is a de Polignac number, because none of the positive numbers 2^k-45235131 is a prime.

It is a super-2 number, since 2×45235131² = 4092434153174322, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (45235139) 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, 8860 + ... + 12998.

It is an arithmetic number, because the mean of its divisors is an integer number (7543080).

Almost surely, 2^45235131 is an apocalyptic number.

45235131 is a deficient number, since it is larger than the sum of its proper divisors (15109509).

45235131 is a wasteful number, since it uses less digits than its factorization.

45235131 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7785.

The product of its digits is 1800, while the sum is 24.

The square root of 45235131 is about 6725.7067286643. The cubic root of 45235131 is about 356.3077626252.

Adding to 45235131 its reverse (13153254), we get a palindrome (58388385).

The spelling of 45235131 in words is "forty-five million, two hundred thirty-five thousand, one hundred thirty-one".