45003651 has 48 divisors (see below), whose sum is σ = 76608000. Its totient is φ = 22999680.

The previous prime is 45003631. The next prime is 45003683. The reversal of 45003651 is 15630054.

It is not a de Polignac number, because 45003651 - 2⁹ = 45003139 is a prime.

It is not an unprimeable number, because it can be changed into a prime (45003601) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 226050 + ... + 226248.

It is an arithmetic number, because the mean of its divisors is an integer number (1596000).

Almost surely, 2^45003651 is an apocalyptic number.

45003651 is a deficient number, since it is larger than the sum of its proper divisors (31604349).

45003651 is a wasteful number, since it uses less digits than its factorization.

45003651 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 320 (or 309 counting only the distinct ones).

The product of its (nonzero) digits is 1800, while the sum is 24.

The square root of 45003651 is about 6708.4760564528. The cubic root of 45003651 is about 355.6989496092.

It can be divided in two parts, 45003 and 651, that added together give a palindrome (45654).

The spelling of 45003651 in words is "forty-five million, three thousand, six hundred fifty-one".