150139819 has 2 divisors, whose sum is σ = 150139820. Its totient is φ = 150139818.

The previous prime is 150139813. The next prime is 150139853. The reversal of 150139819 is 918931051.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 150139819 - 2¹⁵ = 150107051 is a prime.

It is a super-3 number, since 3×150139819³ (a number of 26 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is not a weakly prime, because it can be changed into another prime (150139813) 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, 75069909 + 75069910.

It is an arithmetic number, because the mean of its divisors is an integer number (75069910).

Almost surely, 2^150139819 is an apocalyptic number.

150139819 is a deficient number, since it is larger than the sum of its proper divisors (1).

150139819 is an equidigital number, since it uses as much as digits as its factorization.

150139819 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 9720, while the sum is 37.

The square root of 150139819 is about 12253.1554711429. The cubic root of 150139819 is about 531.4943220550.

The spelling of 150139819 in words is "one hundred fifty million, one hundred thirty-nine thousand, eight hundred nineteen".