75413879 has 2 divisors, whose sum is σ = 75413880. Its totient is φ = 75413878.

The previous prime is 75413843. The next prime is 75413893. The reversal of 75413879 is 97831457.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 75413879 - 2²⁴ = 58636663 is a prime.

It is a Sophie Germain prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (75413809) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 37706939 + 37706940.

It is an arithmetic number, because the mean of its divisors is an integer number (37706940).

Almost surely, 2^75413879 is an apocalyptic number.

75413879 is a deficient number, since it is larger than the sum of its proper divisors (1).

75413879 is an equidigital number, since it uses as much as digits as its factorization.

75413879 is an evil number, because the sum of its binary digits is even.

The product of its digits is 211680, while the sum is 44.

The square root of 75413879 is about 8684.1164778001. The cubic root of 75413879 is about 422.4906413435.

The spelling of 75413879 in words is "seventy-five million, four hundred thirteen thousand, eight hundred seventy-nine".