70452691 has 2 divisors, whose sum is σ = 70452692. Its totient is φ = 70452690.

The previous prime is 70452649. The next prime is 70452727. The reversal of 70452691 is 19625407.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 70452691 - 2⁷ = 70452563 is a prime.

It is not a weakly prime, because it can be changed into another prime (70450691) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 35226345 + 35226346.

It is an arithmetic number, because the mean of its divisors is an integer number (35226346).

Almost surely, 2^70452691 is an apocalyptic number.

70452691 is a deficient number, since it is larger than the sum of its proper divisors (1).

70452691 is an equidigital number, since it uses as much as digits as its factorization.

70452691 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 15120, while the sum is 34.

The square root of 70452691 is about 8393.6101291399. The cubic root of 70452691 is about 413.0150354009.

The spelling of 70452691 in words is "seventy million, four hundred fifty-two thousand, six hundred ninety-one".