150021126 has 32 divisors (see below), whose sum is σ = 335244000. Its totient is φ = 49727520.

The previous prime is 150021103. The next prime is 150021127. The reversal of 150021126 is 621120051.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a junction number, because it is equal to n+sod(n) for n = 150021099 and 150021108.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (150021127) 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, 2100 + ... + 17448.

It is an arithmetic number, because the mean of its divisors is an integer number (10476375).

Almost surely, 2^150021126 is an apocalyptic number.

150021126 is an abundant number, since it is smaller than the sum of its proper divisors (185222874).

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

150021126 is a wasteful number, since it uses less digits than its factorization.

150021126 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15541 (or 15535 counting only the distinct ones).

The product of its (nonzero) digits is 120, while the sum is 18.

The square root of 150021126 is about 12248.3111488891. The cubic root of 150021126 is about 531.3542275592.

Adding to 150021126 its reverse (621120051), we get a palindrome (771141177).

The spelling of 150021126 in words is "one hundred fifty million, twenty-one thousand, one hundred twenty-six".