70701057 has 48 divisors (see below), whose sum is σ = 124001280. Its totient is φ = 37943136.

The previous prime is 70701023. The next prime is 70701061. The reversal of 70701057 is 75010707.

It is not a de Polignac number, because 70701057 - 2¹⁰ = 70700033 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 70701057.

It is not an unprimeable number, because it can be changed into a prime (70701017) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 85078 + ... + 85904.

It is an arithmetic number, because the mean of its divisors is an integer number (2583360).

Almost surely, 2^70701057 is an apocalyptic number.

It is an amenable number.

70701057 is a deficient number, since it is larger than the sum of its proper divisors (53300223).

70701057 is a wasteful number, since it uses less digits than its factorization.

70701057 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 922 (or 919 counting only the distinct ones).

The product of its (nonzero) digits is 1715, while the sum is 27.

The square root of 70701057 is about 8408.3920579383. The cubic root of 70701057 is about 413.4997984683.

The spelling of 70701057 in words is "seventy million, seven hundred one thousand, fifty-seven".