150381839 has 2 divisors, whose sum is σ = 150381840. Its totient is φ = 150381838.

The previous prime is 150381799. The next prime is 150381841. The reversal of 150381839 is 938183051.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 150381839 - 2¹² = 150377743 is a prime.

It is a super-2 number, since 2×150381839² = 45229395002043842, which contains 22 as substring.

It is a Sophie Germain prime.

Together with 150381841, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (150381239) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 75190919 + 75190920.

It is an arithmetic number, because the mean of its divisors is an integer number (75190920).

Almost surely, 2^150381839 is an apocalyptic number.

150381839 is a deficient number, since it is larger than the sum of its proper divisors (1).

150381839 is an equidigital number, since it uses as much as digits as its factorization.

150381839 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 25920, while the sum is 38.

The square root of 150381839 is about 12263.0273179179. The cubic root of 150381839 is about 531.7797519999.

The spelling of 150381839 in words is "one hundred fifty million, three hundred eighty-one thousand, eight hundred thirty-nine".