149998267 has 2 divisors, whose sum is σ = 149998268. Its totient is φ = 149998266.

The previous prime is 149998187. The next prime is 149998297. The reversal of 149998267 is 762899941.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-149998267 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (149998297) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 74999133 + 74999134.

It is an arithmetic number, because the mean of its divisors is an integer number (74999134).

Almost surely, 2^149998267 is an apocalyptic number.

149998267 is a deficient number, since it is larger than the sum of its proper divisors (1).

149998267 is an equidigital number, since it uses as much as digits as its factorization.

149998267 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1959552, while the sum is 55.

The square root of 149998267 is about 12247.3779642828. The cubic root of 149998267 is about 531.3272383753.

The spelling of 149998267 in words is "one hundred forty-nine million, nine hundred ninety-eight thousand, two hundred sixty-seven".