137274403 has 8 divisors (see below), whose sum is σ = 161125472. Its totient is φ = 114483456.

The previous prime is 137274377. The next prime is 137274409. The reversal of 137274403 is 304472731.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 137274403 - 2⁹ = 137273891 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (137274409) 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, 264750 + ... + 265267.

It is an arithmetic number, because the mean of its divisors is an integer number (20140684).

Almost surely, 2^137274403 is an apocalyptic number.

137274403 is a deficient number, since it is larger than the sum of its proper divisors (23851069).

137274403 is an equidigital number, since it uses as much as digits as its factorization.

137274403 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 530061.

The product of its (nonzero) digits is 14112, while the sum is 31.

The square root of 137274403 is about 11716.4159622301. The cubic root of 137274403 is about 515.8576252730.

The spelling of 137274403 in words is "one hundred thirty-seven million, two hundred seventy-four thousand, four hundred three".