70340791 has 2 divisors, whose sum is σ = 70340792. Its totient is φ = 70340790.

The previous prime is 70340779. The next prime is 70340801. The reversal of 70340791 is 19704307.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 70340791 - 2⁵ = 70340759 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (70340771) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 35170395 + 35170396.

It is an arithmetic number, because the mean of its divisors is an integer number (35170396).

Almost surely, 2^70340791 is an apocalyptic number.

70340791 is a deficient number, since it is larger than the sum of its proper divisors (1).

70340791 is an equidigital number, since it uses as much as digits as its factorization.

70340791 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 5292, while the sum is 31.

The square root of 70340791 is about 8386.9416952784. The cubic root of 70340791 is about 412.7962556216.

The spelling of 70340791 in words is "seventy million, three hundred forty thousand, seven hundred ninety-one".