149384699 has 2 divisors, whose sum is σ = 149384700. Its totient is φ = 149384698.

The previous prime is 149384681. The next prime is 149384749. The reversal of 149384699 is 996483941.

It is a weak prime.

It is an emirp because it is prime and its reverse (996483941) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 149384699 - 2²⁴ = 132607483 is a prime.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 149384699.

It is not a weakly prime, because it can be changed into another prime (149384999) 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 as a sum of consecutive naturals, namely, 74692349 + 74692350.

It is an arithmetic number, because the mean of its divisors is an integer number (74692350).

Almost surely, 2^149384699 is an apocalyptic number.

149384699 is a deficient number, since it is larger than the sum of its proper divisors (1).

149384699 is an equidigital number, since it uses as much as digits as its factorization.

149384699 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1679616, while the sum is 53.

The square root of 149384699 is about 12222.3033426601. The cubic root of 149384699 is about 530.6017835221.

The spelling of 149384699 in words is "one hundred forty-nine million, three hundred eighty-four thousand, six hundred ninety-nine".