149841199 has 2 divisors, whose sum is σ = 149841200. Its totient is φ = 149841198.

The previous prime is 149841137. The next prime is 149841221. The reversal of 149841199 is 991148941.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 149841199 - 2¹³ = 149833007 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (149841119) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 74920599 + 74920600.

It is an arithmetic number, because the mean of its divisors is an integer number (74920600).

Almost surely, 2^149841199 is an apocalyptic number.

149841199 is a deficient number, since it is larger than the sum of its proper divisors (1).

149841199 is an equidigital number, since it uses as much as digits as its factorization.

149841199 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 149841199 is about 12240.9639734786. The cubic root of 149841199 is about 531.1417170032.

The spelling of 149841199 in words is "one hundred forty-nine million, eight hundred forty-one thousand, one hundred ninety-nine".