149737799 has 2 divisors, whose sum is σ = 149737800. Its totient is φ = 149737798.

The previous prime is 149737747. The next prime is 149737829. The reversal of 149737799 is 997737941.

149737799 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 149737799 - 2²⁰ = 148689223 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (149737729) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 74868899 + 74868900.

It is an arithmetic number, because the mean of its divisors is an integer number (74868900).

Almost surely, 2^149737799 is an apocalyptic number.

149737799 is a deficient number, since it is larger than the sum of its proper divisors (1).

149737799 is an equidigital number, since it uses as much as digits as its factorization.

149737799 is an evil number, because the sum of its binary digits is even.

The product of its digits is 3000564, while the sum is 56.

The square root of 149737799 is about 12236.7397210205. The cubic root of 149737799 is about 531.0195149841.

The spelling of 149737799 in words is "one hundred forty-nine million, seven hundred thirty-seven thousand, seven hundred ninety-nine".