149759959 has 2 divisors, whose sum is σ = 149759960. Its totient is φ = 149759958.

The previous prime is 149759933. The next prime is 149759983. The reversal of 149759959 is 959957941.

It is a happy number.

It is a strong prime.

It is an emirp because it is prime and its reverse (959957941) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 149759959 - 2¹¹ = 149757911 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (149759059) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 74879979 + 74879980.

It is an arithmetic number, because the mean of its divisors is an integer number (74879980).

Almost surely, 2^149759959 is an apocalyptic number.

149759959 is a deficient number, since it is larger than the sum of its proper divisors (1).

149759959 is an equidigital number, since it uses as much as digits as its factorization.

149759959 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 4592700, while the sum is 58.

The square root of 149759959 is about 12237.6451574639. The cubic root of 149759959 is about 531.0457092430.

The spelling of 149759959 in words is "one hundred forty-nine million, seven hundred fifty-nine thousand, nine hundred fifty-nine".