45109051 has 8 divisors (see below), whose sum is σ = 48634880. Its totient is φ = 41591232.

The previous prime is 45109039. The next prime is 45109063. The reversal of 45109051 is 15090154.

It is an interprime number because it is at equal distance from previous prime (45109039) and next prime (45109063).

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

It is a cyclic number.

It is not a de Polignac number, because 45109051 - 2¹¹ = 45107003 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (45109081) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 15271 + ... + 17983.

It is an arithmetic number, because the mean of its divisors is an integer number (6079360).

Almost surely, 2^45109051 is an apocalyptic number.

45109051 is a deficient number, since it is larger than the sum of its proper divisors (3525829).

45109051 is a wasteful number, since it uses less digits than its factorization.

45109051 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4005.

The product of its (nonzero) digits is 900, while the sum is 25.

The square root of 45109051 is about 6716.3271957224. The cubic root of 45109051 is about 355.9764192393.

The spelling of 45109051 in words is "forty-five million, one hundred nine thousand, fifty-one".