45811512 has 48 divisors (see below), whose sum is σ = 126966840. Its totient is φ = 14914368.

The previous prime is 45811499. The next prime is 45811517. The reversal of 45811512 is 21511854.

45811512 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×45811512² = 4197389263452288, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (45811517) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 4303 + ... + 10494.

Almost surely, 2^45811512 is an apocalyptic number.

It is an amenable number.

45811512 is an abundant number, since it is smaller than the sum of its proper divisors (81155328).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

45811512 is a wasteful number, since it uses less digits than its factorization.

45811512 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14852 (or 14845 counting only the distinct ones).

The product of its digits is 1600, while the sum is 27.

The square root of 45811512 is about 6768.4201997216. The cubic root of 45811512 is about 357.8147247257.

The spelling of 45811512 in words is "forty-five million, eight hundred eleven thousand, five hundred twelve".