137321086 has 32 divisors (see below), whose sum is σ = 246551040. Its totient is φ = 56085216.

The previous prime is 137321083. The next prime is 137321089. The reversal of 137321086 is 680123731.

It is an interprime number because it is at equal distance from previous prime (137321083) and next prime (137321089).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (137321081) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 111120 + ... + 112348.

It is an arithmetic number, because the mean of its divisors is an integer number (7704720).

Almost surely, 2^137321086 is an apocalyptic number.

137321086 is a deficient number, since it is larger than the sum of its proper divisors (109229954).

137321086 is a wasteful number, since it uses less digits than its factorization.

137321086 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1608.

The product of its (nonzero) digits is 6048, while the sum is 31.

The square root of 137321086 is about 11718.4079976761. The cubic root of 137321086 is about 515.9160946639.

The spelling of 137321086 in words is "one hundred thirty-seven million, three hundred twenty-one thousand, eighty-six".