45370555 has 4 divisors (see below), whose sum is σ = 54444672. Its totient is φ = 36296440.

The previous prime is 45370553. The next prime is 45370571. The reversal of 45370555 is 55507354.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 45370555 - 2¹ = 45370553 is a prime.

It is a super-2 number, since 2×45370555² = 4116974522016050, which contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 45370555.

It is not an unprimeable number, because it can be changed into a prime (45370553) 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, 4537051 + ... + 4537060.

It is an arithmetic number, because the mean of its divisors is an integer number (13611168).

Almost surely, 2^45370555 is an apocalyptic number.

45370555 is a deficient number, since it is larger than the sum of its proper divisors (9074117).

45370555 is an equidigital number, since it uses as much as digits as its factorization.

45370555 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9074116.

The product of its (nonzero) digits is 52500, while the sum is 34.

The square root of 45370555 is about 6735.7668457274. The cubic root of 45370555 is about 356.6629773204.

The spelling of 45370555 in words is "forty-five million, three hundred seventy thousand, five hundred fifty-five".