150121536 has 28 divisors (see below), whose sum is σ = 397197072. Its totient is φ = 50040448.

The previous prime is 150121513. The next prime is 150121537. The reversal of 150121536 is 635121051.

It is a Harshad number since it is a multiple of its sum of digits (24).

It is not an unprimeable number, because it can be changed into a prime (150121537) 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 in 3 ways as a sum of consecutive naturals, for example, 390750 + ... + 391133.

Almost surely, 2^150121536 is an apocalyptic number.

150121536 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

150121536 is an abundant number, since it is smaller than the sum of its proper divisors (247075536).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

150121536 is an equidigital number, since it uses as much as digits as its factorization.

150121536 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 781898 (or 781888 counting only the distinct ones).

The product of its (nonzero) digits is 900, while the sum is 24.

The square root of 150121536 is about 12252.4093957066. The cubic root of 150121536 is about 531.4727472651.

Adding to 150121536 its reverse (635121051), we get a palindrome (785242587).

The spelling of 150121536 in words is "one hundred fifty million, one hundred twenty-one thousand, five hundred thirty-six".