70874977 has 2 divisors, whose sum is σ = 70874978. Its totient is φ = 70874976.

The previous prime is 70874971. The next prime is 70875001. The reversal of 70874977 is 77947807.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 70543201 + 331776 = 8399^2 + 576^2 .

It is a cyclic number.

It is not a de Polignac number, because 70874977 - 2¹¹ = 70872929 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 70874977.

It is not a weakly prime, because it can be changed into another prime (70874971) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 35437488 + 35437489.

It is an arithmetic number, because the mean of its divisors is an integer number (35437489).

Almost surely, 2^70874977 is an apocalyptic number.

It is an amenable number.

70874977 is a deficient number, since it is larger than the sum of its proper divisors (1).

70874977 is an equidigital number, since it uses as much as digits as its factorization.

70874977 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 691488, while the sum is 49.

The square root of 70874977 is about 8418.7277542394. The cubic root of 70874977 is about 413.8385816916.

The spelling of 70874977 in words is "seventy million, eight hundred seventy-four thousand, nine hundred seventy-seven".