149135654 has 8 divisors (see below), whose sum is σ = 224044920. Its totient is φ = 74454016.

The previous prime is 149135639. The next prime is 149135659. The reversal of 149135654 is 456531941.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (149135659) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 55259 + ... + 57894.

It is an arithmetic number, because the mean of its divisors is an integer number (28005615).

Almost surely, 2^149135654 is an apocalyptic number.

149135654 is a deficient number, since it is larger than the sum of its proper divisors (74909266).

149135654 is a wasteful number, since it uses less digits than its factorization.

149135654 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 113814.

The product of its digits is 64800, while the sum is 38.

The square root of 149135654 is about 12212.1109559322. The cubic root of 149135654 is about 530.3067572708.

The spelling of 149135654 in words is "one hundred forty-nine million, one hundred thirty-five thousand, six hundred fifty-four".