149883863 has 2 divisors, whose sum is σ = 149883864. Its totient is φ = 149883862.

The previous prime is 149883859. The next prime is 149883871. The reversal of 149883863 is 368388941.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 149883863 - 2² = 149883859 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (149883163) 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 as a sum of consecutive naturals, namely, 74941931 + 74941932.

It is an arithmetic number, because the mean of its divisors is an integer number (74941932).

Almost surely, 2^149883863 is an apocalyptic number.

149883863 is a deficient number, since it is larger than the sum of its proper divisors (1).

149883863 is an equidigital number, since it uses as much as digits as its factorization.

149883863 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 995328, while the sum is 50.

The square root of 149883863 is about 12242.7065226607. The cubic root of 149883863 is about 531.1921225436.

The spelling of 149883863 in words is "one hundred forty-nine million, eight hundred eighty-three thousand, eight hundred sixty-three".