137263079 has 2 divisors, whose sum is σ = 137263080. Its totient is φ = 137263078.

The previous prime is 137263073. The next prime is 137263097. The reversal of 137263079 is 970362731.

Together with next prime (137263097) it forms an Ormiston pair, because they use the same digits, order apart.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-137263079 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (137263073) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 68631539 + 68631540.

It is an arithmetic number, because the mean of its divisors is an integer number (68631540).

Almost surely, 2^137263079 is an apocalyptic number.

137263079 is a deficient number, since it is larger than the sum of its proper divisors (1).

137263079 is an equidigital number, since it uses as much as digits as its factorization.

137263079 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 47628, while the sum is 38.

The square root of 137263079 is about 11715.9326986800. The cubic root of 137263079 is about 515.8434402240.

The spelling of 137263079 in words is "one hundred thirty-seven million, two hundred sixty-three thousand, seventy-nine".