137554 has 4 divisors (see below), whose sum is σ = 206334. Its totient is φ = 68776.

The previous prime is 137537. The next prime is 137567. The reversal of 137554 is 455731.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 106929 + 30625 = 327^2 + 175^2 .

It is a super-2 number, since 2×137554² = 37842205832, which contains 22 as substring.

It is an unprimeable number.

137554 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 34387 + ... + 34390.

2¹³⁷⁵⁵⁴ is an apocalyptic number.

137554 is a deficient number, since it is larger than the sum of its proper divisors (68780).

137554 is an equidigital number, since it uses as much as digits as its factorization.

137554 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 68779.

The product of its digits is 2100, while the sum is 25.

The square root of 137554 is about 370.8827307924. The cubic root of 137554 is about 51.6207616311.

The spelling of 137554 in words is "one hundred thirty-seven thousand, five hundred fifty-four".