149999627 has 2 divisors, whose sum is σ = 149999628. Its totient is φ = 149999626.

The previous prime is 149999599. The next prime is 149999639. The reversal of 149999627 is 726999941.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 149999627 - 2⁸ = 149999371 is a prime.

It is not a weakly prime, because it can be changed into another prime (149999327) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 74999813 + 74999814.

It is an arithmetic number, because the mean of its divisors is an integer number (74999814).

Almost surely, 2^149999627 is an apocalyptic number.

149999627 is a deficient number, since it is larger than the sum of its proper divisors (1).

149999627 is an equidigital number, since it uses as much as digits as its factorization.

149999627 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 2204496, while the sum is 56.

The square root of 149999627 is about 12247.4334862452. The cubic root of 149999627 is about 531.3288441780.

The spelling of 149999627 in words is "one hundred forty-nine million, nine hundred ninety-nine thousand, six hundred twenty-seven".