269007979 has 2 divisors, whose sum is σ = 269007980. Its totient is φ = 269007978.

The previous prime is 269007953. The next prime is 269007989. The reversal of 269007979 is 979700962.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 269007979 - 2²¹ = 266910827 is a prime.

It is not a weakly prime, because it can be changed into another prime (269007989) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 134503989 + 134503990.

It is an arithmetic number, because the mean of its divisors is an integer number (134503990).

Almost surely, 2^269007979 is an apocalyptic number.

269007979 is a deficient number, since it is larger than the sum of its proper divisors (1).

269007979 is an equidigital number, since it uses as much as digits as its factorization.

269007979 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 428652, while the sum is 49.

The square root of 269007979 is about 16401.4627091610. The cubic root of 269007979 is about 645.5378635533.

The spelling of 269007979 in words is "two hundred sixty-nine million, seven thousand, nine hundred seventy-nine".