1540424132 has 24 divisors (see below), whose sum is σ = 2924006400. Its totient is φ = 705846816.

The previous prime is 1540424113. The next prime is 1540424159. The reversal of 1540424132 is 2314240451.

It is a Harshad number since it is a multiple of its sum of digits (26).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 99332 + ... + 113787.

It is an arithmetic number, because the mean of its divisors is an integer number (121833600).

Almost surely, 2^1540424132 is an apocalyptic number.

It is an amenable number.

1540424132 is a deficient number, since it is larger than the sum of its proper divisors (1383582268).

1540424132 is a wasteful number, since it uses less digits than its factorization.

1540424132 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 213275 (or 213273 counting only the distinct ones).

The product of its (nonzero) digits is 3840, while the sum is 26.

The square root of 1540424132 is about 39248.2373107379. The cubic root of 1540424132 is about 1154.9063552320.

Adding to 1540424132 its reverse (2314240451), we get a palindrome (3854664583).

The spelling of 1540424132 in words is "one billion, five hundred forty million, four hundred twenty-four thousand, one hundred thirty-two".