149364783 has 32 divisors (see below), whose sum is σ = 234746880. Its totient is φ = 93661920.

The previous prime is 149364779. The next prime is 149364799. The reversal of 149364783 is 387463941.

149364783 is a `hidden beast` number, since 149 + 36 + 478 + 3 = 666.

It is not a de Polignac number, because 149364783 - 2² = 149364779 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (149364773) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 35910 + ... + 39852.

It is an arithmetic number, because the mean of its divisors is an integer number (7335840).

Almost surely, 2^149364783 is an apocalyptic number.

149364783 is a deficient number, since it is larger than the sum of its proper divisors (85382097).

149364783 is a wasteful number, since it uses less digits than its factorization.

149364783 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4036 (or 4030 counting only the distinct ones).

The product of its digits is 435456, while the sum is 45.

The square root of 149364783 is about 12221.4885754559. The cubic root of 149364783 is about 530.5782024930.

The spelling of 149364783 in words is "one hundred forty-nine million, three hundred sixty-four thousand, seven hundred eighty-three".