45054261 has 24 divisors (see below), whose sum is σ = 74580480. Its totient is φ = 25674336.

The previous prime is 45054223. The next prime is 45054277. The reversal of 45054261 is 16245054.

It is not a de Polignac number, because 45054261 - 2²² = 40859957 is a prime.

It is a super-2 number, since 2×45054261² = 4059772868512242, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (45054221) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 29431 + ... + 30923.

It is an arithmetic number, because the mean of its divisors is an integer number (3107520).

Almost surely, 2^45054261 is an apocalyptic number.

It is an amenable number.

45054261 is a deficient number, since it is larger than the sum of its proper divisors (29526219).

45054261 is a wasteful number, since it uses less digits than its factorization.

45054261 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1985 (or 1982 counting only the distinct ones).

The product of its (nonzero) digits is 4800, while the sum is 27.

The square root of 45054261 is about 6712.2470902076. The cubic root of 45054261 is about 355.8322364239.

The spelling of 45054261 in words is "forty-five million, fifty-four thousand, two hundred sixty-one".