70738051 has 2 divisors, whose sum is σ = 70738052. Its totient is φ = 70738050.

The previous prime is 70738039. The next prime is 70738061. The reversal of 70738051 is 15083707.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-70738051 is a prime.

It is not a weakly prime, because it can be changed into another prime (70738061) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 35369025 + 35369026.

It is an arithmetic number, because the mean of its divisors is an integer number (35369026).

Almost surely, 2^70738051 is an apocalyptic number.

70738051 is a deficient number, since it is larger than the sum of its proper divisors (1).

70738051 is an equidigital number, since it uses as much as digits as its factorization.

70738051 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 5880, while the sum is 31.

The square root of 70738051 is about 8410.5915963147. The cubic root of 70738051 is about 413.5719065099.

The spelling of 70738051 in words is "seventy million, seven hundred thirty-eight thousand, fifty-one".