1113202142 has 32 divisors (see below), whose sum is σ = 1854443808. Its totient is φ = 497966976.

The previous prime is 1113202141. The next prime is 1113202163. The reversal of 1113202142 is 2412023111.

It is a self number, because there is not a number n which added to its sum of digits gives 1113202142.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1113202141) 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, 109508 + ... + 119240.

It is an arithmetic number, because the mean of its divisors is an integer number (57951369).

Almost surely, 2^1113202142 is an apocalyptic number.

1113202142 is a deficient number, since it is larger than the sum of its proper divisors (741241666).

1113202142 is a wasteful number, since it uses less digits than its factorization.

1113202142 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9884.

The product of its (nonzero) digits is 96, while the sum is 17.

The square root of 1113202142 is about 33364.6840536517. The cubic root of 1113202142 is about 1036.3934934089.

Adding to 1113202142 its reverse (2412023111), we get a palindrome (3525225253).

The spelling of 1113202142 in words is "one billion, one hundred thirteen million, two hundred two thousand, one hundred forty-two".