45441261 has 12 divisors (see below), whose sum is σ = 68491488. Its totient is φ = 28976904.

The previous prime is 45441229. The next prime is 45441283. The reversal of 45441261 is 16214454.

It is not a de Polignac number, because 45441261 - 2⁵ = 45441229 is a prime.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (45441211) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 109555 + ... + 109968.

It is an arithmetic number, because the mean of its divisors is an integer number (5707624).

Almost surely, 2^45441261 is an apocalyptic number.

It is an amenable number.

45441261 is a deficient number, since it is larger than the sum of its proper divisors (23050227).

45441261 is a wasteful number, since it uses less digits than its factorization.

45441261 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 219552 (or 219549 counting only the distinct ones).

The product of its digits is 3840, while the sum is 27.

The square root of 45441261 is about 6741.0133511216. The cubic root of 45441261 is about 356.8481570673.

The spelling of 45441261 in words is "forty-five million, four hundred forty-one thousand, two hundred sixty-one".