137346887 has 2 divisors, whose sum is σ = 137346888. Its totient is φ = 137346886.

The previous prime is 137346841. The next prime is 137346901. The reversal of 137346887 is 788643731.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 137346887 - 2¹⁰ = 137345863 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 (137346487) 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, 68673443 + 68673444.

It is an arithmetic number, because the mean of its divisors is an integer number (68673444).

Almost surely, 2^137346887 is an apocalyptic number.

137346887 is a deficient number, since it is larger than the sum of its proper divisors (1).

137346887 is an equidigital number, since it uses as much as digits as its factorization.

137346887 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 677376, while the sum is 47.

The square root of 137346887 is about 11719.5088207655. The cubic root of 137346887 is about 515.9484041413.

The spelling of 137346887 in words is "one hundred thirty-seven million, three hundred forty-six thousand, eight hundred eighty-seven".