70929379 has 2 divisors, whose sum is σ = 70929380. Its totient is φ = 70929378.

The previous prime is 70929377. The next prime is 70929427. The reversal of 70929379 is 97392907.

70929379 = T₆₈₇₅ + T₆₈₇₆ + T₆₈₇₇.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 70929379 - 2¹ = 70929377 is a prime.

Together with 70929377, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (70929377) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 35464689 + 35464690.

It is an arithmetic number, because the mean of its divisors is an integer number (35464690).

Almost surely, 2^70929379 is an apocalyptic number.

70929379 is the 6877-th centered triangular number.

70929379 is a deficient number, since it is larger than the sum of its proper divisors (1).

70929379 is an equidigital number, since it uses as much as digits as its factorization.

70929379 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 214326, while the sum is 46.

The square root of 70929379 is about 8421.9581452296. The cubic root of 70929379 is about 413.9444389330.

It can be divided in two parts, 7092 and 9379, that added together give a triangular number (16471 = T₁₈₁).

The spelling of 70929379 in words is "seventy million, nine hundred twenty-nine thousand, three hundred seventy-nine".