70699351 has 2 divisors, whose sum is σ = 70699352. Its totient is φ = 70699350.

The previous prime is 70699339. The next prime is 70699357. The reversal of 70699351 is 15399607.

It is a strong prime.

It is an emirp because it is prime and its reverse (15399607) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 70699351 - 2¹⁷ = 70568279 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (70699357) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 35349675 + 35349676.

It is an arithmetic number, because the mean of its divisors is an integer number (35349676).

Almost surely, 2^70699351 is an apocalyptic number.

70699351 is a deficient number, since it is larger than the sum of its proper divisors (1).

70699351 is an equidigital number, since it uses as much as digits as its factorization.

70699351 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 51030, while the sum is 40.

The square root of 70699351 is about 8408.2906110576. The cubic root of 70699351 is about 413.4964725570.

The spelling of 70699351 in words is "seventy million, six hundred ninety-nine thousand, three hundred fifty-one".