71364651 has 4 divisors (see below), whose sum is σ = 95152872. Its totient is φ = 47576432.

The previous prime is 71364637. The next prime is 71364673. The reversal of 71364651 is 15646317.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 71364651 - 2⁷ = 71364523 is a prime.

It is not an unprimeable number, because it can be changed into a prime (71364451) 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, 11894106 + ... + 11894111.

It is an arithmetic number, because the mean of its divisors is an integer number (23788218).

Almost surely, 2^71364651 is an apocalyptic number.

71364651 is a deficient number, since it is larger than the sum of its proper divisors (23788221).

71364651 is a wasteful number, since it uses less digits than its factorization.

71364651 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23788220.

The product of its digits is 15120, while the sum is 33.

The square root of 71364651 is about 8447.7601173329. The cubic root of 71364651 is about 414.7894630545.

The spelling of 71364651 in words is "seventy-one million, three hundred sixty-four thousand, six hundred fifty-one".