1599040142 has 8 divisors (see below), whose sum is σ = 2741211696. Its totient is φ = 685302912.

The previous prime is 1599040123. The next prime is 1599040169. The reversal of 1599040142 is 2410409951.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 57108563 + ... + 57108590.

It is an arithmetic number, because the mean of its divisors is an integer number (342651462).

Almost surely, 2^1599040142 is an apocalyptic number.

1599040142 is a deficient number, since it is larger than the sum of its proper divisors (1142171554).

1599040142 is a wasteful number, since it uses less digits than its factorization.

1599040142 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 114217162.

The product of its (nonzero) digits is 12960, while the sum is 35.

The square root of 1599040142 is about 39987.9999749925. Note that the first 4 decimals coincide. The cubic root of 1599040142 is about 1169.3731616809.

The spelling of 1599040142 in words is "one billion, five hundred ninety-nine million, forty thousand, one hundred forty-two".