70442651 has 2 divisors, whose sum is σ = 70442652. Its totient is φ = 70442650.

The previous prime is 70442639. The next prime is 70442663. The reversal of 70442651 is 15624407.

It is a balanced prime because it is at equal distance from previous prime (70442639) and next prime (70442663).

It is a cyclic number.

It is not a de Polignac number, because 70442651 - 2¹⁰ = 70441627 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (70442051) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 35221325 + 35221326.

It is an arithmetic number, because the mean of its divisors is an integer number (35221326).

Almost surely, 2^70442651 is an apocalyptic number.

70442651 is a deficient number, since it is larger than the sum of its proper divisors (1).

70442651 is an equidigital number, since it uses as much as digits as its factorization.

70442651 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 6720, while the sum is 29.

The square root of 70442651 is about 8393.0120338291. The cubic root of 70442651 is about 412.9954152942.

The spelling of 70442651 in words is "seventy million, four hundred forty-two thousand, six hundred fifty-one".