150021535 has 16 divisors (see below), whose sum is σ = 184187520. Its totient is φ = 117262080.

The previous prime is 150021533. The next prime is 150021559. The reversal of 150021535 is 535120051.

It is not a de Polignac number, because 150021535 - 2¹ = 150021533 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (150021533) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 70771 + ... + 72859.

It is an arithmetic number, because the mean of its divisors is an integer number (11511720).

Almost surely, 2^150021535 is an apocalyptic number.

150021535 is a deficient number, since it is larger than the sum of its proper divisors (34165985).

150021535 is a wasteful number, since it uses less digits than its factorization.

150021535 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2418.

The product of its (nonzero) digits is 750, while the sum is 22.

The square root of 150021535 is about 12248.3278450571. The cubic root of 150021535 is about 531.3547104327.

Adding to 150021535 its reverse (535120051), we get a palindrome (685141586).

The spelling of 150021535 in words is "one hundred fifty million, twenty-one thousand, five hundred thirty-five".