70034557 has 2 divisors, whose sum is σ = 70034558. Its totient is φ = 70034556.

The previous prime is 70034539. The next prime is 70034561. The reversal of 70034557 is 75543007.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 47623801 + 22410756 = 6901^2 + 4734^2 .

It is a cyclic number.

It is not a de Polignac number, because 70034557 - 2⁷ = 70034429 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (70034567) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 35017278 + 35017279.

It is an arithmetic number, because the mean of its divisors is an integer number (35017279).

Almost surely, 2^70034557 is an apocalyptic number.

It is an amenable number.

70034557 is a deficient number, since it is larger than the sum of its proper divisors (1).

70034557 is an equidigital number, since it uses as much as digits as its factorization.

70034557 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 14700, while the sum is 31.

The square root of 70034557 is about 8368.6651862767. The cubic root of 70034557 is about 412.1963375172.

The spelling of 70034557 in words is "seventy million, thirty-four thousand, five hundred fifty-seven".