150532989 has 4 divisors (see below), whose sum is σ = 200710656. Its totient is φ = 100355324.

The previous prime is 150532951. The next prime is 150533003. The reversal of 150532989 is 989235051.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 150532989 - 2¹³ = 150524797 is a prime.

It is a super-3 number, since 3×150532989³ (a number of 26 digits) contains 333 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 150532989.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (150532919) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 25088829 + ... + 25088834.

It is an arithmetic number, because the mean of its divisors is an integer number (50177664).

Almost surely, 2^150532989 is an apocalyptic number.

It is an amenable number.

150532989 is a deficient number, since it is larger than the sum of its proper divisors (50177667).

150532989 is an equidigital number, since it uses as much as digits as its factorization.

150532989 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 50177666.

The product of its (nonzero) digits is 97200, while the sum is 42.

The square root of 150532989 is about 12269.1886039787. The cubic root of 150532989 is about 531.9578577148.

The spelling of 150532989 in words is "one hundred fifty million, five hundred thirty-two thousand, nine hundred eighty-nine".