70252151 has 2 divisors, whose sum is σ = 70252152. Its totient is φ = 70252150.

The previous prime is 70252141. The next prime is 70252163. The reversal of 70252151 is 15125207.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 70252151 - 2¹⁰ = 70251127 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (70252141) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 35126075 + 35126076.

It is an arithmetic number, because the mean of its divisors is an integer number (35126076).

Almost surely, 2^70252151 is an apocalyptic number.

70252151 is a deficient number, since it is larger than the sum of its proper divisors (1).

70252151 is an equidigital number, since it uses as much as digits as its factorization.

70252151 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 700, while the sum is 23.

The square root of 70252151 is about 8381.6556240399. The cubic root of 70252151 is about 412.6227875666.

Adding to 70252151 its reverse (15125207), we get a palindrome (85377358).

The spelling of 70252151 in words is "seventy million, two hundred fifty-two thousand, one hundred fifty-one".