70647607 has 2 divisors, whose sum is σ = 70647608. Its totient is φ = 70647606.

The previous prime is 70647593. The next prime is 70647613. The reversal of 70647607 is 70674607.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 70647607 - 2¹⁵ = 70614839 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (70647617) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 35323803 + 35323804.

It is an arithmetic number, because the mean of its divisors is an integer number (35323804).

Almost surely, 2^70647607 is an apocalyptic number.

70647607 is a deficient number, since it is larger than the sum of its proper divisors (1).

70647607 is an equidigital number, since it uses as much as digits as its factorization.

70647607 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 49392, while the sum is 37.

The square root of 70647607 is about 8405.2130847469. The cubic root of 70647607 is about 413.3955702474.

Subtracting 70647607 from its reverse (70674607), we obtain a cube (27000 = 30³).

The spelling of 70647607 in words is "seventy million, six hundred forty-seven thousand, six hundred seven".