149868967 has 2 divisors, whose sum is σ = 149868968. Its totient is φ = 149868966.

The previous prime is 149868959. The next prime is 149869019. The reversal of 149868967 is 769868941.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 149868967 - 2³ = 149868959 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (149866967) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 74934483 + 74934484.

It is an arithmetic number, because the mean of its divisors is an integer number (74934484).

Almost surely, 2^149868967 is an apocalyptic number.

149868967 is a deficient number, since it is larger than the sum of its proper divisors (1).

149868967 is an equidigital number, since it uses as much as digits as its factorization.

149868967 is an evil number, because the sum of its binary digits is even.

The product of its digits is 5225472, while the sum is 58.

The square root of 149868967 is about 12242.0981453344. The cubic root of 149868967 is about 531.1745246963.

The spelling of 149868967 in words is "one hundred forty-nine million, eight hundred sixty-eight thousand, nine hundred sixty-seven".