61164371 has 4 divisors (see below), whose sum is σ = 61266744. Its totient is φ = 61062000.

The previous prime is 61164347. The next prime is 61164379. The reversal of 61164371 is 17346116.

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 61164371 - 2⁶ = 61164307 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (61164379) 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, 50285 + ... + 51486.

It is an arithmetic number, because the mean of its divisors is an integer number (15316686).

Almost surely, 2^61164371 is an apocalyptic number.

61164371 is a deficient number, since it is larger than the sum of its proper divisors (102373).

61164371 is a wasteful number, since it uses less digits than its factorization.

61164371 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 102372.

The product of its digits is 3024, while the sum is 29.

The square root of 61164371 is about 7820.7653717523. The cubic root of 61164371 is about 394.0029782385.

The spelling of 61164371 in words is "sixty-one million, one hundred sixty-four thousand, three hundred seventy-one".