149873883 has 4 divisors (see below), whose sum is σ = 199831848. Its totient is φ = 99915920.

The previous prime is 149873873. The next prime is 149873917. The reversal of 149873883 is 388378941.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 149873883 - 2⁸ = 149873627 is a prime.

It is not an unprimeable number, because it can be changed into a prime (149873813) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 24978978 + ... + 24978983.

It is an arithmetic number, because the mean of its divisors is an integer number (49957962).

Almost surely, 2^149873883 is an apocalyptic number.

149873883 is a deficient number, since it is larger than the sum of its proper divisors (49957965).

149873883 is an equidigital number, since it uses as much as digits as its factorization.

149873883 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 49957964.

The product of its digits is 1161216, while the sum is 51.

The square root of 149873883 is about 12242.2989262638. The cubic root of 149873883 is about 531.1803324929.

The spelling of 149873883 in words is "one hundred forty-nine million, eight hundred seventy-three thousand, eight hundred eighty-three".