70713077 has 16 divisors (see below), whose sum is σ = 75091968. Its totient is φ = 66493440.

The previous prime is 70713067. The next prime is 70713103. The reversal of 70713077 is 77031707.

70713077 = 4854² + 4855² + 4856².

It is a cyclic number.

It is not a de Polignac number, because 70713077 - 2⁴ = 70713061 is a prime.

It is a Smith number, since the sum of its digits (32) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (70713007) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 316988 + ... + 317210.

It is an arithmetic number, because the mean of its divisors is an integer number (4693248).

Almost surely, 2^70713077 is an apocalyptic number.

It is an amenable number.

70713077 is a deficient number, since it is larger than the sum of its proper divisors (4378891).

70713077 is a wasteful number, since it uses less digits than its factorization.

70713077 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 500.

The product of its (nonzero) digits is 7203, while the sum is 32.

The square root of 70713077 is about 8409.1067896656. The cubic root of 70713077 is about 413.5232303949.

The spelling of 70713077 in words is "seventy million, seven hundred thirteen thousand, seventy-seven".