149148199 has 2 divisors, whose sum is σ = 149148200. Its totient is φ = 149148198.

The previous prime is 149148187. The next prime is 149148203. The reversal of 149148199 is 991841941.

149148199 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 149148199 - 2¹⁵ = 149115431 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (149148299) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 74574099 + 74574100.

It is an arithmetic number, because the mean of its divisors is an integer number (74574100).

Almost surely, 2^149148199 is an apocalyptic number.

149148199 is a deficient number, since it is larger than the sum of its proper divisors (1).

149148199 is an equidigital number, since it uses as much as digits as its factorization.

149148199 is an evil number, because the sum of its binary digits is even.

The product of its digits is 93312, while the sum is 46.

The square root of 149148199 is about 12212.6245745949. The cubic root of 149148199 is about 530.3216263102.

The spelling of 149148199 in words is "one hundred forty-nine million, one hundred forty-eight thousand, one hundred ninety-nine".