149998067 has 2 divisors, whose sum is σ = 149998068. Its totient is φ = 149998066.

The previous prime is 149998039. The next prime is 149998091. The reversal of 149998067 is 760899941.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 149998067 - 2²⁰ = 148949491 is a prime.

It is not a weakly prime, because it can be changed into another prime (149998267) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 74999033 + 74999034.

It is an arithmetic number, because the mean of its divisors is an integer number (74999034).

Almost surely, 2^149998067 is an apocalyptic number.

149998067 is a deficient number, since it is larger than the sum of its proper divisors (1).

149998067 is an equidigital number, since it uses as much as digits as its factorization.

149998067 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 979776, while the sum is 53.

The square root of 149998067 is about 12247.3697992671. The cubic root of 149998067 is about 531.3270022270.

The spelling of 149998067 in words is "one hundred forty-nine million, nine hundred ninety-eight thousand, sixty-seven".