137133730 has 32 divisors (see below), whose sum is σ = 264695040. Its totient is φ = 50968320.

The previous prime is 137133727. The next prime is 137133761. The reversal of 137133730 is 37331731.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 8325 + ... + 18535.

It is an arithmetic number, because the mean of its divisors is an integer number (8271720).

Almost surely, 2^137133730 is an apocalyptic number.

137133730 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

137133730 is a deficient number, since it is larger than the sum of its proper divisors (127561310).

137133730 is a wasteful number, since it uses less digits than its factorization.

137133730 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10314.

The product of its (nonzero) digits is 3969, while the sum is 28.

The square root of 137133730 is about 11710.4111798006. The cubic root of 137133730 is about 515.6813553586.

The spelling of 137133730 in words is "one hundred thirty-seven million, one hundred thirty-three thousand, seven hundred thirty".