45489941 has 4 divisors (see below), whose sum is σ = 51988512. Its totient is φ = 38991372.

The previous prime is 45489931. The next prime is 45489949. The reversal of 45489941 is 14998454.

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 not a de Polignac number, because 45489941 - 2²² = 41295637 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 45489892 and 45489901.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (45489949) 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, 3249275 + ... + 3249288.

It is an arithmetic number, because the mean of its divisors is an integer number (12997128).

Almost surely, 2^45489941 is an apocalyptic number.

It is an amenable number.

45489941 is a deficient number, since it is larger than the sum of its proper divisors (6498571).

45489941 is an equidigital number, since it uses as much as digits as its factorization.

45489941 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6498570.

The product of its digits is 207360, while the sum is 44.

The square root of 45489941 is about 6744.6231177138. The cubic root of 45489941 is about 356.9755388670.

The spelling of 45489941 in words is "forty-five million, four hundred eighty-nine thousand, nine hundred forty-one".