70641059 has 2 divisors, whose sum is σ = 70641060. Its totient is φ = 70641058.

The previous prime is 70641041. The next prime is 70641061. The reversal of 70641059 is 95014607.

It is a happy number.

It is a strong prime.

It is an emirp because it is prime and its reverse (95014607) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-70641059 is a prime.

Together with 70641061, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (70641959) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 35320529 + 35320530.

It is an arithmetic number, because the mean of its divisors is an integer number (35320530).

Almost surely, 2^70641059 is an apocalyptic number.

70641059 is a deficient number, since it is larger than the sum of its proper divisors (1).

70641059 is an equidigital number, since it uses as much as digits as its factorization.

70641059 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 7560, while the sum is 32.

The square root of 70641059 is about 8404.8235555543. The cubic root of 70641059 is about 413.3827979448.

The spelling of 70641059 in words is "seventy million, six hundred forty-one thousand, fifty-nine".