1532042140 has 12 divisors (see below), whose sum is σ = 3217288536. Its totient is φ = 612816848.

The previous prime is 1532042123. The next prime is 1532042179. The reversal of 1532042140 is 412402351.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 38301034 + ... + 38301073.

It is an arithmetic number, because the mean of its divisors is an integer number (268107378).

Almost surely, 2^1532042140 is an apocalyptic number.

1532042140 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1532042140 is an abundant number, since it is smaller than the sum of its proper divisors (1685246396).

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

1532042140 is a wasteful number, since it uses less digits than its factorization.

1532042140 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 76602116 (or 76602114 counting only the distinct ones).

The product of its (nonzero) digits is 960, while the sum is 22.

The square root of 1532042140 is about 39141.3098912134. The cubic root of 1532042140 is about 1152.8077930919.

Adding to 1532042140 its reverse (412402351), we get a palindrome (1944444491).

The spelling of 1532042140 in words is "one billion, five hundred thirty-two million, forty-two thousand, one hundred forty".