70256759 has 2 divisors, whose sum is σ = 70256760. Its totient is φ = 70256758.

The previous prime is 70256729. The next prime is 70256777. The reversal of 70256759 is 95765207.

It is a strong prime.

It is an emirp because it is prime and its reverse (95765207) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-70256759 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (70256729) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 35128379 + 35128380.

It is an arithmetic number, because the mean of its divisors is an integer number (35128380).

Almost surely, 2^70256759 is an apocalyptic number.

70256759 is a deficient number, since it is larger than the sum of its proper divisors (1).

70256759 is an equidigital number, since it uses as much as digits as its factorization.

70256759 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 132300, while the sum is 41.

The square root of 70256759 is about 8381.9305055578. The cubic root of 70256759 is about 412.6318089949.

The spelling of 70256759 in words is "seventy million, two hundred fifty-six thousand, seven hundred fifty-nine".