150934391 has 2 divisors, whose sum is σ = 150934392. Its totient is φ = 150934390.

The previous prime is 150934387. The next prime is 150934393. The reversal of 150934391 is 193439051.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 150934391 - 2² = 150934387 is a prime.

Together with 150934393, 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 (150934393) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 75467195 + 75467196.

It is an arithmetic number, because the mean of its divisors is an integer number (75467196).

Almost surely, 2^150934391 is an apocalyptic number.

150934391 is a deficient number, since it is larger than the sum of its proper divisors (1).

150934391 is an equidigital number, since it uses as much as digits as its factorization.

150934391 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 14580, while the sum is 35.

The square root of 150934391 is about 12285.5358450497. The cubic root of 150934391 is about 532.4302667544.

The spelling of 150934391 in words is "one hundred fifty million, nine hundred thirty-four thousand, three hundred ninety-one".