70151051 has 2 divisors, whose sum is σ = 70151052. Its totient is φ = 70151050.

The previous prime is 70151023. The next prime is 70151057. The reversal of 70151051 is 15015107.

It is a strong prime.

It is an emirp because it is prime and its reverse (15015107) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 70151051 - 2¹⁴ = 70134667 is a prime.

It is not a weakly prime, because it can be changed into another prime (70151057) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 35075525 + 35075526.

It is an arithmetic number, because the mean of its divisors is an integer number (35075526).

Almost surely, 2^70151051 is an apocalyptic number.

70151051 is a deficient number, since it is larger than the sum of its proper divisors (1).

70151051 is an equidigital number, since it uses as much as digits as its factorization.

70151051 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 175, while the sum is 20.

The square root of 70151051 is about 8375.6224246321. The cubic root of 70151051 is about 412.4247571361.

Adding to 70151051 its reverse (15015107), we get a palindrome (85166158).

The spelling of 70151051 in words is "seventy million, one hundred fifty-one thousand, fifty-one".