45202099 has 4 divisors (see below), whose sum is σ = 47861064. Its totient is φ = 42543136.

The previous prime is 45202093. The next prime is 45202103. The reversal of 45202099 is 99020254.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 99020254 = 2 ⋅49510127.

It is a cyclic number.

It is not a de Polignac number, because 45202099 - 2⁷ = 45201971 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 45202099.

It is not an unprimeable number, because it can be changed into a prime (45202093) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1329457 + ... + 1329490.

It is an arithmetic number, because the mean of its divisors is an integer number (11965266).

Almost surely, 2^45202099 is an apocalyptic number.

45202099 is a deficient number, since it is larger than the sum of its proper divisors (2658965).

45202099 is a wasteful number, since it uses less digits than its factorization.

45202099 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2658964.

The product of its (nonzero) digits is 6480, while the sum is 31.

The square root of 45202099 is about 6723.2506274867. The cubic root of 45202099 is about 356.2210127640.

The spelling of 45202099 in words is "forty-five million, two hundred two thousand, ninety-nine".