137155454 has 4 divisors (see below), whose sum is σ = 205733184. Its totient is φ = 68577726.

The previous prime is 137155451. The next prime is 137155483. The reversal of 137155454 is 454551731.

It is a happy number.

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

It is a super-2 number, since 2×137155454² = 37623237123892232, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (137155451) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 34288862 + ... + 34288865.

It is an arithmetic number, because the mean of its divisors is an integer number (51433296).

Almost surely, 2^137155454 is an apocalyptic number.

137155454 is a deficient number, since it is larger than the sum of its proper divisors (68577730).

137155454 is an equidigital number, since it uses as much as digits as its factorization.

137155454 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 68577729.

The product of its digits is 42000, while the sum is 35.

The square root of 137155454 is about 11711.3386937617. The cubic root of 137155454 is about 515.7085844249.

The spelling of 137155454 in words is "one hundred thirty-seven million, one hundred fifty-five thousand, four hundred fifty-four".