45053399 has 2 divisors, whose sum is σ = 45053400. Its totient is φ = 45053398.

The previous prime is 45053387. The next prime is 45053419. The reversal of 45053399 is 99335054.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 45053399 - 2⁸ = 45053143 is a prime.

It is a super-2 number, since 2×45053399² = 4059617522906402, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (45053329) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 22526699 + 22526700.

It is an arithmetic number, because the mean of its divisors is an integer number (22526700).

Almost surely, 2^45053399 is an apocalyptic number.

45053399 is a deficient number, since it is larger than the sum of its proper divisors (1).

45053399 is an equidigital number, since it uses as much as digits as its factorization.

45053399 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 72900, while the sum is 38.

The square root of 45053399 is about 6712.1828789150. The cubic root of 45053399 is about 355.8299670911.

The spelling of 45053399 in words is "forty-five million, fifty-three thousand, three hundred ninety-nine".