137106947 has 2 divisors, whose sum is σ = 137106948. Its totient is φ = 137106946.

The previous prime is 137106929. The next prime is 137106971. The reversal of 137106947 is 749601731.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 137106947 - 2⁶ = 137106883 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 137106947.

It is not a weakly prime, because it can be changed into another prime (137106647) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 68553473 + 68553474.

It is an arithmetic number, because the mean of its divisors is an integer number (68553474).

Almost surely, 2^137106947 is an apocalyptic number.

137106947 is a deficient number, since it is larger than the sum of its proper divisors (1).

137106947 is an equidigital number, since it uses as much as digits as its factorization.

137106947 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 31752, while the sum is 38.

The square root of 137106947 is about 11709.2675688960. The cubic root of 137106947 is about 515.6477813357.

The spelling of 137106947 in words is "one hundred thirty-seven million, one hundred six thousand, nine hundred forty-seven".