64875003 has 16 divisors (see below), whose sum is σ = 88763136. Its totient is φ = 42124320.

The previous prime is 64874977. The next prime is 64875017. The reversal of 64875003 is 30057846.

It is not a de Polignac number, because 64875003 - 2⁶ = 64874939 is a prime.

It is not an unprimeable number, because it can be changed into a prime (64875073) 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, 81001 + ... + 81797.

It is an arithmetic number, because the mean of its divisors is an integer number (5547696).

Almost surely, 2^64875003 is an apocalyptic number.

64875003 is a deficient number, since it is larger than the sum of its proper divisors (23888133).

64875003 is a wasteful number, since it uses less digits than its factorization.

64875003 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1474.

The product of its (nonzero) digits is 20160, while the sum is 33.

The square root of 64875003 is about 8054.5020330248. The cubic root of 64875003 is about 401.8146778280.

The spelling of 64875003 in words is "sixty-four million, eight hundred seventy-five thousand, three".