45165122 has 8 divisors (see below), whose sum is σ = 70083900. Its totient is φ = 21803824.

The previous prime is 45165121. The next prime is 45165161. The reversal of 45165122 is 22156154.

It can be written as a sum of positive squares in 2 ways, for example, as 44769481 + 395641 = 6691^2 + 629^2 .

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

It is a junction number, because it is equal to n+sod(n) for n = 45165091 and 45165100.

It is not an unprimeable number, because it can be changed into a prime (45165121) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 389297 + ... + 389412.

Almost surely, 2^45165122 is an apocalyptic number.

45165122 is a deficient number, since it is larger than the sum of its proper divisors (24918778).

45165122 is a wasteful number, since it uses less digits than its factorization.

45165122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 778740.

The product of its digits is 2400, while the sum is 26.

The square root of 45165122 is about 6720.5001301986. The cubic root of 45165122 is about 356.1238522484.

The spelling of 45165122 in words is "forty-five million, one hundred sixty-five thousand, one hundred twenty-two".