150023987 has 2 divisors, whose sum is σ = 150023988. Its totient is φ = 150023986.

The previous prime is 150023977. The next prime is 150023999. The reversal of 150023987 is 789320051.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 150023987 - 2¹⁰ = 150022963 is a prime.

It is a Chen prime.

It is equal to p_8445662 and since 150023987 and 8445662 have the same sum of digits, it is a Honaker prime.

It is not a weakly prime, because it can be changed into another prime (150023977) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 75011993 + 75011994.

It is an arithmetic number, because the mean of its divisors is an integer number (75011994).

Almost surely, 2^150023987 is an apocalyptic number.

150023987 is a deficient number, since it is larger than the sum of its proper divisors (1).

150023987 is an equidigital number, since it uses as much as digits as its factorization.

150023987 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 15120, while the sum is 35.

The square root of 150023987 is about 12248.4279399440. The cubic root of 150023987 is about 531.3576052941.

The spelling of 150023987 in words is "one hundred fifty million, twenty-three thousand, nine hundred eighty-seven".