137249154 has 80 divisors (see below), whose sum is σ = 354613248. Its totient is φ = 38864448.

The previous prime is 137249153. The next prime is 137249159. The reversal of 137249154 is 451942731.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (137249153) by changing a digit.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 143542 + ... + 144494.

Almost surely, 2^137249154 is an apocalyptic number.

137249154 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 137249154, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (177306624).

137249154 is an abundant number, since it is smaller than the sum of its proper divisors (217364094).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

137249154 is a wasteful number, since it uses less digits than its factorization.

137249154 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1101 (or 1092 counting only the distinct ones).

The product of its digits is 30240, while the sum is 36.

The square root of 137249154 is about 11715.3384074042. The cubic root of 137249154 is about 515.8259959536.

The spelling of 137249154 in words is "one hundred thirty-seven million, two hundred forty-nine thousand, one hundred fifty-four".