150031489 has 2 divisors, whose sum is σ = 150031490. Its totient is φ = 150031488.

The previous prime is 150031487. The next prime is 150031517. The reversal of 150031489 is 984130051.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 133287025 + 16744464 = 11545^2 + 4092^2 .

It is a cyclic number.

It is not a de Polignac number, because 150031489 - 2¹ = 150031487 is a prime.

Together with 150031487, it forms a pair of twin primes.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 150031489.

It is not a weakly prime, because it can be changed into another prime (150031481) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 75015744 + 75015745.

It is an arithmetic number, because the mean of its divisors is an integer number (75015745).

Almost surely, 2^150031489 is an apocalyptic number.

It is an amenable number.

150031489 is a deficient number, since it is larger than the sum of its proper divisors (1).

150031489 is an equidigital number, since it uses as much as digits as its factorization.

150031489 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 4320, while the sum is 31.

The square root of 150031489 is about 12248.7341794979. The cubic root of 150031489 is about 531.3664620518.

The spelling of 150031489 in words is "one hundred fifty million, thirty-one thousand, four hundred eighty-nine".