45021302 has 4 divisors (see below), whose sum is σ = 67531956. Its totient is φ = 22510650.

The previous prime is 45021283. The next prime is 45021323. The reversal of 45021302 is 20312054.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11255324 + ... + 11255327.

It is an arithmetic number, because the mean of its divisors is an integer number (16882989).

Almost surely, 2^45021302 is an apocalyptic number.

45021302 is a deficient number, since it is larger than the sum of its proper divisors (22510654).

45021302 is a wasteful number, since it uses less digits than its factorization.

45021302 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22510653.

The product of its (nonzero) digits is 240, while the sum is 17.

The square root of 45021302 is about 6709.7915019768. The cubic root of 45021302 is about 355.7454467368.

Adding to 45021302 its reverse (20312054), we get a palindrome (65333356).

The spelling of 45021302 in words is "forty-five million, twenty-one thousand, three hundred two".