137345330 has 16 divisors (see below), whose sum is σ = 247359744. Its totient is φ = 54907440.

The previous prime is 137345317. The next prime is 137345359. The reversal of 137345330 is 33543731.

137345330 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a junction number, because it is equal to n+sod(n) for n = 137345293 and 137345302.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 26015 + ... + 30845.

It is an arithmetic number, because the mean of its divisors is an integer number (15459984).

Almost surely, 2^137345330 is an apocalyptic number.

137345330 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

137345330 is a deficient number, since it is larger than the sum of its proper divisors (110014414).

137345330 is a wasteful number, since it uses less digits than its factorization.

137345330 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7681.

The product of its (nonzero) digits is 11340, while the sum is 29.

The square root of 137345330 is about 11719.4423928786. The cubic root of 137345330 is about 515.9464544922.

It can be divided in two parts, 13 and 7345330, that multiplied together give a triangular number (95489290 = T₁₃₈₁₉).

The spelling of 137345330 in words is "one hundred thirty-seven million, three hundred forty-five thousand, three hundred thirty".