45891941 has 2 divisors, whose sum is σ = 45891942. Its totient is φ = 45891940.

The previous prime is 45891931. The next prime is 45891977. The reversal of 45891941 is 14919854.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 42902500 + 2989441 = 6550^2 + 1729^2 .

It is a cyclic number.

It is not a de Polignac number, because 45891941 - 2¹⁰ = 45890917 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (45891931) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 22945970 + 22945971.

It is an arithmetic number, because the mean of its divisors is an integer number (22945971).

Almost surely, 2^45891941 is an apocalyptic number.

It is an amenable number.

45891941 is a deficient number, since it is larger than the sum of its proper divisors (1).

45891941 is an equidigital number, since it uses as much as digits as its factorization.

45891941 is an evil number, because the sum of its binary digits is even.

The product of its digits is 51840, while the sum is 41.

The square root of 45891941 is about 6774.3590840758. The cubic root of 45891941 is about 358.0240014910.

The spelling of 45891941 in words is "forty-five million, eight hundred ninety-one thousand, nine hundred forty-one".