137671306 has 16 divisors (see below), whose sum is σ = 208707840. Its totient is φ = 68105440.

The previous prime is 137671277. The next prime is 137671309. The reversal of 137671306 is 603176731.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (137671309) 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 in 7 ways as a sum of consecutive naturals, for example, 124950 + ... + 126046.

It is an arithmetic number, because the mean of its divisors is an integer number (13044240).

Almost surely, 2^137671306 is an apocalyptic number.

137671306 is a deficient number, since it is larger than the sum of its proper divisors (71036534).

137671306 is a wasteful number, since it uses less digits than its factorization.

137671306 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1709.

The product of its (nonzero) digits is 15876, while the sum is 34.

The square root of 137671306 is about 11733.3416382546. The cubic root of 137671306 is about 516.3543151713.

The spelling of 137671306 in words is "one hundred thirty-seven million, six hundred seventy-one thousand, three hundred six".