137270999 has 6 divisors (see below), whose sum is σ = 141082704. Its totient is φ = 133559640.

The previous prime is 137270977. The next prime is 137271011. The reversal of 137270999 is 999072731.

It is not a de Polignac number, because 137270999 - 2¹⁶ = 137205463 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (137270099) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 48767 + ... + 51504.

It is an arithmetic number, because the mean of its divisors is an integer number (23513784).

Almost surely, 2^137270999 is an apocalyptic number.

137270999 is a deficient number, since it is larger than the sum of its proper divisors (3811705).

137270999 is an equidigital number, since it uses as much as digits as its factorization.

137270999 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 100345 (or 100308 counting only the distinct ones).

The product of its (nonzero) digits is 214326, while the sum is 47.

The square root of 137270999 is about 11716.2706950633. The cubic root of 137270999 is about 515.8533613223.

The spelling of 137270999 in words is "one hundred thirty-seven million, two hundred seventy thousand, nine hundred ninety-nine".