70051151 has 2 divisors, whose sum is σ = 70051152. Its totient is φ = 70051150.

The previous prime is 70051127. The next prime is 70051181. The reversal of 70051151 is 15115007.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 70051151 - 2¹⁸ = 69789007 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (70051181) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 35025575 + 35025576.

It is an arithmetic number, because the mean of its divisors is an integer number (35025576).

Almost surely, 2^70051151 is an apocalyptic number.

70051151 is a deficient number, since it is larger than the sum of its proper divisors (1).

70051151 is an equidigital number, since it uses as much as digits as its factorization.

70051151 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 70051151 is about 8369.6565640413. The cubic root of 70051151 is about 412.2288902368.

Adding to 70051151 its reverse (15115007), we get a palindrome (85166158).

The spelling of 70051151 in words is "seventy million, fifty-one thousand, one hundred fifty-one".