45165542 has 12 divisors (see below), whose sum is σ = 68542116. Its totient is φ = 22321200.

The previous prime is 45165539. The next prime is 45165551. The reversal of 45165542 is 24556154.

It is a junction number, because it is equal to n+sod(n) for n = 45165499 and 45165508.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 14417 + ... + 17267.

It is an arithmetic number, because the mean of its divisors is an integer number (5711843).

Almost surely, 2^45165542 is an apocalyptic number.

45165542 is a deficient number, since it is larger than the sum of its proper divisors (23376574).

45165542 is an equidigital number, since it uses as much as digits as its factorization.

45165542 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3031 (or 2942 counting only the distinct ones).

The product of its digits is 24000, while the sum is 32.

The square root of 45165542 is about 6720.5313778004. The cubic root of 45165542 is about 356.1249561352.

The spelling of 45165542 in words is "forty-five million, one hundred sixty-five thousand, five hundred forty-two".