150831983 has 2 divisors, whose sum is σ = 150831984. Its totient is φ = 150831982.

The previous prime is 150831979. The next prime is 150831991. The reversal of 150831983 is 389138051.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 150831983 - 2² = 150831979 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (150831913) 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, 75415991 + 75415992.

It is an arithmetic number, because the mean of its divisors is an integer number (75415992).

Almost surely, 2^150831983 is an apocalyptic number.

150831983 is a deficient number, since it is larger than the sum of its proper divisors (1).

150831983 is an equidigital number, since it uses as much as digits as its factorization.

150831983 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 150831983 is about 12281.3673098723. The cubic root of 150831983 is about 532.3098226888.

The spelling of 150831983 in words is "one hundred fifty million, eight hundred thirty-one thousand, nine hundred eighty-three".