268975939 has 2 divisors, whose sum is σ = 268975940. Its totient is φ = 268975938.

The previous prime is 268975909. The next prime is 268975969. The reversal of 268975939 is 939579862.

It is a balanced prime because it is at equal distance from previous prime (268975909) and next prime (268975969).

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-268975939 is a prime.

It is not a weakly prime, because it can be changed into another prime (268975909) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 134487969 + 134487970.

It is an arithmetic number, because the mean of its divisors is an integer number (134487970).

Almost surely, 2^268975939 is an apocalyptic number.

268975939 is a deficient number, since it is larger than the sum of its proper divisors (1).

268975939 is an equidigital number, since it uses as much as digits as its factorization.

268975939 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 7348320, while the sum is 58.

The square root of 268975939 is about 16400.4859379227. The cubic root of 268975939 is about 645.5122337629.

The spelling of 268975939 in words is "two hundred sixty-eight million, nine hundred seventy-five thousand, nine hundred thirty-nine".