45156601 has 4 divisors (see below), whose sum is σ = 51607552. Its totient is φ = 38705652.

The previous prime is 45156589. The next prime is 45156611. The reversal of 45156601 is 10665154.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 45156601 - 2⁵ = 45156569 is a prime.

It is a super-2 number, since 2×45156601² = 4078237227746402, 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 45156601.

It is not an unprimeable number, because it can be changed into a prime (45156611) 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, 3225465 + ... + 3225478.

It is an arithmetic number, because the mean of its divisors is an integer number (12901888).

Almost surely, 2^45156601 is an apocalyptic number.

It is an amenable number.

45156601 is a deficient number, since it is larger than the sum of its proper divisors (6450951).

45156601 is an equidigital number, since it uses as much as digits as its factorization.

45156601 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6450950.

The product of its (nonzero) digits is 3600, while the sum is 28.

The square root of 45156601 is about 6719.8661445002. The cubic root of 45156601 is about 356.1014550086.

The spelling of 45156601 in words is "forty-five million, one hundred fifty-six thousand, six hundred one".