64101697 has 4 divisors (see below), whose sum is σ = 69929136. Its totient is φ = 58274260.

The previous prime is 64101689. The next prime is 64101731. The reversal of 64101697 is 79610146.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 64101697 - 2³ = 64101689 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (64101607) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2913703 + ... + 2913724.

It is an arithmetic number, because the mean of its divisors is an integer number (17482284).

Almost surely, 2^64101697 is an apocalyptic number.

It is an amenable number.

64101697 is a deficient number, since it is larger than the sum of its proper divisors (5827439).

64101697 is a wasteful number, since it uses less digits than its factorization.

64101697 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5827438.

The product of its (nonzero) digits is 9072, while the sum is 34.

The square root of 64101697 is about 8006.3535395335. The cubic root of 64101697 is about 400.2117566280.

It can be divided in two parts, 64 and 101697, that added together give a square (101761 = 319²).

The spelling of 64101697 in words is "sixty-four million, one hundred one thousand, six hundred ninety-seven".