1115403402 has 32 divisors (see below), whose sum is σ = 2285015040. Its totient is φ = 362784240.

The previous prime is 1115403349. The next prime is 1115403403. The reversal of 1115403402 is 2043045111.

It is not an unprimeable number, because it can be changed into a prime (1115403403) 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, 378049 + ... + 380987.

It is an arithmetic number, because the mean of its divisors is an integer number (71406720).

Almost surely, 2^1115403402 is an apocalyptic number.

1115403402 is an abundant number, since it is smaller than the sum of its proper divisors (1169611638).

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

1115403402 is a wasteful number, since it uses less digits than its factorization.

1115403402 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4458.

The product of its (nonzero) digits is 480, while the sum is 21.

The square root of 1115403402 is about 33397.6556362868. The cubic root of 1115403402 is about 1037.0761694978.

Adding to 1115403402 its reverse (2043045111), we get a palindrome (3158448513).

The spelling of 1115403402 in words is "one billion, one hundred fifteen million, four hundred three thousand, four hundred two".