150142140 has 48 divisors (see below), whose sum is σ = 467110560. Its totient is φ = 40037760.

The previous prime is 150142087. The next prime is 150142141. The reversal of 150142140 is 41241051.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (150142141) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 138481 + ... + 139560.

It is an arithmetic number, because the mean of its divisors is an integer number (9731470).

Almost surely, 2^150142140 is an apocalyptic number.

150142140 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

150142140 is an abundant number, since it is smaller than the sum of its proper divisors (316968420).

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

150142140 is a wasteful number, since it uses less digits than its factorization.

150142140 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 278059 (or 278051 counting only the distinct ones).

The product of its (nonzero) digits is 160, while the sum is 18.

The square root of 150142140 is about 12253.2501810744. The cubic root of 150142140 is about 531.4970608176.

Adding to 150142140 its reverse (41241051), we get a palindrome (191383191).

The spelling of 150142140 in words is "one hundred fifty million, one hundred forty-two thousand, one hundred forty".