45765155 has 4 divisors (see below), whose sum is σ = 54918192. Its totient is φ = 36612120.

The previous prime is 45765151. The next prime is 45765191. The reversal of 45765155 is 55156754.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 55156754 = 2 ⋅27578377.

It is not a de Polignac number, because 45765155 - 2² = 45765151 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (45765151) 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, 4576511 + ... + 4576520.

It is an arithmetic number, because the mean of its divisors is an integer number (13729548).

Almost surely, 2^45765155 is an apocalyptic number.

45765155 is a deficient number, since it is larger than the sum of its proper divisors (9153037).

45765155 is an equidigital number, since it uses as much as digits as its factorization.

45765155 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9153036.

The product of its digits is 105000, while the sum is 38.

The square root of 45765155 is about 6764.9948263099. The cubic root of 45765155 is about 357.6939922248.

The spelling of 45765155 in words is "forty-five million, seven hundred sixty-five thousand, one hundred fifty-five".