70271013 has 16 divisors (see below), whose sum is σ = 99437760. Its totient is φ = 43988736.

The previous prime is 70271011. The next prime is 70271023. The reversal of 70271013 is 31017207.

It is not a de Polignac number, because 70271013 - 2¹ = 70271011 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (70271011) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 24606 + ... + 27312.

It is an arithmetic number, because the mean of its divisors is an integer number (6214860).

Almost surely, 2^70271013 is an apocalyptic number.

It is an amenable number.

70271013 is a deficient number, since it is larger than the sum of its proper divisors (29166747).

70271013 is a wasteful number, since it uses less digits than its factorization.

70271013 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3236.

The product of its (nonzero) digits is 294, while the sum is 21.

The square root of 70271013 is about 8382.7807438821. The cubic root of 70271013 is about 412.6597126261.

The spelling of 70271013 in words is "seventy million, two hundred seventy-one thousand, thirteen".