45981112 has 32 divisors (see below), whose sum is σ = 87736320. Its totient is φ = 22589280.

The previous prime is 45981109. The next prime is 45981137. The reversal of 45981112 is 21118954.

It is a happy number.

It is a super-2 number, since 2×45981112² = 4228525321513088, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 169537 + ... + 169807.

It is an arithmetic number, because the mean of its divisors is an integer number (2741760).

Almost surely, 2^45981112 is an apocalyptic number.

It is an amenable number.

45981112 is a deficient number, since it is larger than the sum of its proper divisors (41755208).

45981112 is a wasteful number, since it uses less digits than its factorization.

45981112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 571 (or 567 counting only the distinct ones).

The product of its digits is 2880, while the sum is 31.

The square root of 45981112 is about 6780.9373983248. The cubic root of 45981112 is about 358.2557393674.

The spelling of 45981112 in words is "forty-five million, nine hundred eighty-one thousand, one hundred twelve".