149806383 has 8 divisors (see below), whose sum is σ = 208426368. Its totient is φ = 95528664.

The previous prime is 149806381. The next prime is 149806403. The reversal of 149806383 is 383608941.

It is a happy number.

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

It is not a de Polignac number, because 149806383 - 2¹ = 149806381 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (149806381) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1085485 + ... + 1085622.

It is an arithmetic number, because the mean of its divisors is an integer number (26053296).

Almost surely, 2^149806383 is an apocalyptic number.

149806383 is a deficient number, since it is larger than the sum of its proper divisors (58619985).

149806383 is a wasteful number, since it uses less digits than its factorization.

149806383 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2171133.

The product of its (nonzero) digits is 124416, while the sum is 42.

The square root of 149806383 is about 12239.5417806387. The cubic root of 149806383 is about 531.1005764211.

The spelling of 149806383 in words is "one hundred forty-nine million, eight hundred six thousand, three hundred eighty-three".