64151275 has 6 divisors (see below), whose sum is σ = 79547612. Its totient is φ = 51321000.

The previous prime is 64151267. The next prime is 64151309. The reversal of 64151275 is 57215146.

It is not a de Polignac number, because 64151275 - 2³ = 64151267 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1283001 + ... + 1283050.

Almost surely, 2^64151275 is an apocalyptic number.

64151275 is a deficient number, since it is larger than the sum of its proper divisors (15396337).

64151275 is a wasteful number, since it uses less digits than its factorization.

64151275 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2566061 (or 2566056 counting only the distinct ones).

The product of its digits is 8400, while the sum is 31.

The square root of 64151275 is about 8009.4491071484. The cubic root of 64151275 is about 400.3149082669.

The spelling of 64151275 in words is "sixty-four million, one hundred fifty-one thousand, two hundred seventy-five".