45051499 has 2 divisors, whose sum is σ = 45051500. Its totient is φ = 45051498.

The previous prime is 45051493. The next prime is 45051509. The reversal of 45051499 is 99415054.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 45051499 - 2⁹ = 45050987 is a prime.

It is not a weakly prime, because it can be changed into another prime (45051493) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 22525749 + 22525750.

It is an arithmetic number, because the mean of its divisors is an integer number (22525750).

Almost surely, 2^45051499 is an apocalyptic number.

45051499 is a deficient number, since it is larger than the sum of its proper divisors (1).

45051499 is an equidigital number, since it uses as much as digits as its factorization.

45051499 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 32400, while the sum is 37.

The square root of 45051499 is about 6712.0413437344. The cubic root of 45051499 is about 355.8249649791.

The spelling of 45051499 in words is "forty-five million, fifty-one thousand, four hundred ninety-nine".