149083855 has 8 divisors (see below), whose sum is σ = 181933200. Its totient is φ = 117245376.

The previous prime is 149083843. The next prime is 149083871. The reversal of 149083855 is 558380941.

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 149083855 - 2⁹ = 149083343 is a prime.

It is a super-2 number, since 2×149083855² = 44451991643322050, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 252390 + ... + 252979.

It is an arithmetic number, because the mean of its divisors is an integer number (22741650).

Almost surely, 2^149083855 is an apocalyptic number.

149083855 is a deficient number, since it is larger than the sum of its proper divisors (32849345).

149083855 is an equidigital number, since it uses as much as digits as its factorization.

149083855 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 505433.

The product of its (nonzero) digits is 172800, while the sum is 43.

The square root of 149083855 is about 12209.9899672358. The cubic root of 149083855 is about 530.2453533523.

The spelling of 149083855 in words is "one hundred forty-nine million, eighty-three thousand, eight hundred fifty-five".