45002553 has 16 divisors (see below), whose sum is σ = 65013696. Its totient is φ = 27578880.

The previous prime is 45002549. The next prime is 45002557. The reversal of 45002553 is 35520054.

It is an interprime number because it is at equal distance from previous prime (45002549) and next prime (45002557).

It is not a de Polignac number, because 45002553 - 2² = 45002549 is a prime.

It is not an unprimeable number, because it can be changed into a prime (45002557) 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, 8068 + ... + 12453.

It is an arithmetic number, because the mean of its divisors is an integer number (4063356).

Almost surely, 2^45002553 is an apocalyptic number.

45002553 is a gapful number since it is divisible by the number (43) formed by its first and last digit.

It is an amenable number.

45002553 is a deficient number, since it is larger than the sum of its proper divisors (20011143).

45002553 is a wasteful number, since it uses less digits than its factorization.

45002553 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20584.

The product of its (nonzero) digits is 3000, while the sum is 24.

The square root of 45002553 is about 6708.3942191854. The cubic root of 45002553 is about 355.6960568023.

The spelling of 45002553 in words is "forty-five million, two thousand, five hundred fifty-three".