45201399 has 16 divisors (see below), whose sum is σ = 63857280. Its totient is φ = 28360800.

The previous prime is 45201329. The next prime is 45201449. The reversal of 45201399 is 99310254.

It is not a de Polignac number, because 45201399 - 2¹¹ = 45199351 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (45201329) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 6424 + ... + 11474.

It is an arithmetic number, because the mean of its divisors is an integer number (3991080).

Almost surely, 2^45201399 is an apocalyptic number.

45201399 is a deficient number, since it is larger than the sum of its proper divisors (18655881).

45201399 is a wasteful number, since it uses less digits than its factorization.

45201399 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5230.

The product of its (nonzero) digits is 9720, while the sum is 33.

The square root of 45201399 is about 6723.1985691336. The cubic root of 45201399 is about 356.2191739409.

The spelling of 45201399 in words is "forty-five million, two hundred one thousand, three hundred ninety-nine".