71364911 has 4 divisors (see below), whose sum is σ = 73825800. Its totient is φ = 68904024.

The previous prime is 71364899. The next prime is 71364967. The reversal of 71364911 is 11946317.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 11946317 = 641 ⋅18637.

It is a cyclic number.

It is not a de Polignac number, because 71364911 - 2¹⁸ = 71102767 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (71364991) 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, 1230401 + ... + 1230458.

It is an arithmetic number, because the mean of its divisors is an integer number (18456450).

Almost surely, 2^71364911 is an apocalyptic number.

71364911 is a deficient number, since it is larger than the sum of its proper divisors (2460889).

71364911 is a wasteful number, since it uses less digits than its factorization.

71364911 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2460888.

The product of its digits is 4536, while the sum is 32.

The square root of 71364911 is about 8447.7755060134. The cubic root of 71364911 is about 414.7899667826.

The spelling of 71364911 in words is "seventy-one million, three hundred sixty-four thousand, nine hundred eleven".