1115712102 has 16 divisors (see below), whose sum is σ = 2259671040. Its totient is φ = 367196232.

The previous prime is 1115712079. The next prime is 1115712121. The reversal of 1115712102 is 2012175111.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1176438 + ... + 1177385.

It is an arithmetic number, because the mean of its divisors is an integer number (141229440).

Almost surely, 2^1115712102 is an apocalyptic number.

1115712102 is an abundant number, since it is smaller than the sum of its proper divisors (1143958938).

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

1115712102 is a wasteful number, since it uses less digits than its factorization.

1115712102 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2353907.

The product of its (nonzero) digits is 140, while the sum is 21.

The square root of 1115712102 is about 33402.2768984391. The cubic root of 1115712102 is about 1037.1718347023.

Adding to 1115712102 its reverse (2012175111), we get a palindrome (3127887213).

The spelling of 1115712102 in words is "one billion, one hundred fifteen million, seven hundred twelve thousand, one hundred two".