45491363 has 2 divisors, whose sum is σ = 45491364. Its totient is φ = 45491362.

The previous prime is 45491357. The next prime is 45491393. The reversal of 45491363 is 36319454.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-45491363 is a prime.

It is not a weakly prime, because it can be changed into another prime (45491323) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 22745681 + 22745682.

It is an arithmetic number, because the mean of its divisors is an integer number (22745682).

Almost surely, 2^45491363 is an apocalyptic number.

45491363 is a deficient number, since it is larger than the sum of its proper divisors (1).

45491363 is an equidigital number, since it uses as much as digits as its factorization.

45491363 is an evil number, because the sum of its binary digits is even.

The product of its digits is 38880, while the sum is 35.

The square root of 45491363 is about 6744.7285341962. The cubic root of 45491363 is about 356.9792584727.

It can be divided in two parts, 45491 and 363, that added together give a palindrome (45854).

The spelling of 45491363 in words is "forty-five million, four hundred ninety-one thousand, three hundred sixty-three".