137611469 has 2 divisors, whose sum is σ = 137611470. Its totient is φ = 137611468.

The previous prime is 137611459. The next prime is 137611477. The reversal of 137611469 is 964116731.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 116359369 + 21252100 = 10787^2 + 4610^2 .

It is a cyclic number.

It is not a de Polignac number, because 137611469 - 2⁸ = 137611213 is a prime.

It is a super-2 number, since 2×137611469² = 37873832800675922, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (137611459) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 68805734 + 68805735.

It is an arithmetic number, because the mean of its divisors is an integer number (68805735).

Almost surely, 2^137611469 is an apocalyptic number.

It is an amenable number.

137611469 is a deficient number, since it is larger than the sum of its proper divisors (1).

137611469 is an equidigital number, since it uses as much as digits as its factorization.

137611469 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 27216, while the sum is 38.

The square root of 137611469 is about 11730.7914907733. The cubic root of 137611469 is about 516.2794954880.

The spelling of 137611469 in words is "one hundred thirty-seven million, six hundred eleven thousand, four hundred sixty-nine".