149403133 has 8 divisors (see below), whose sum is σ = 163368576. Its totient is φ = 135501600.

The previous prime is 149403127. The next prime is 149403161. The reversal of 149403133 is 331304941.

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 149403133 - 2¹³ = 149394941 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (149403103) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 11016 + ... + 20497.

It is an arithmetic number, because the mean of its divisors is an integer number (20421072).

Almost surely, 2^149403133 is an apocalyptic number.

It is an amenable number.

149403133 is a deficient number, since it is larger than the sum of its proper divisors (13965443).

149403133 is a wasteful number, since it uses less digits than its factorization.

149403133 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 31955.

The product of its (nonzero) digits is 3888, while the sum is 28.

The square root of 149403133 is about 12223.0574325739. The cubic root of 149403133 is about 530.6236079593.

The spelling of 149403133 in words is "one hundred forty-nine million, four hundred three thousand, one hundred thirty-three".