45345941 has 4 divisors (see below), whose sum is σ = 45451584. Its totient is φ = 45240300.

The previous prime is 45345889. The next prime is 45345943. The reversal of 45345941 is 14954354.

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, and also an emirpimes, since its reverse is a distinct semiprime: 14954354 = 2 ⋅7477177.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-45345941 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (45345943) 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, 52175 + ... + 53036.

It is an arithmetic number, because the mean of its divisors is an integer number (11362896).

Almost surely, 2^45345941 is an apocalyptic number.

It is an amenable number.

45345941 is a deficient number, since it is larger than the sum of its proper divisors (105643).

45345941 is a wasteful number, since it uses less digits than its factorization.

45345941 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 105642.

The product of its digits is 43200, while the sum is 35.

The square root of 45345941 is about 6733.9394859176. The cubic root of 45345941 is about 356.5984678564.

The spelling of 45345941 in words is "forty-five million, three hundred forty-five thousand, nine hundred forty-one".