1115513102 has 8 divisors (see below), whose sum is σ = 1825385112. Its totient is φ = 507051400.

The previous prime is 1115513099. The next prime is 1115513107. The reversal of 1115513102 is 2013155111.

It is a happy number.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1115513107) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 25352549 + ... + 25352592.

It is an arithmetic number, because the mean of its divisors is an integer number (228173139).

Almost surely, 2^1115513102 is an apocalyptic number.

1115513102 is a deficient number, since it is larger than the sum of its proper divisors (709872010).

1115513102 is a wasteful number, since it uses less digits than its factorization.

1115513102 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 50705154.

The product of its (nonzero) digits is 150, while the sum is 20.

The square root of 1115513102 is about 33399.2979267529. The cubic root of 1115513102 is about 1037.1101672204.

Adding to 1115513102 its reverse (2013155111), we get a palindrome (3128668213).

The spelling of 1115513102 in words is "one billion, one hundred fifteen million, five hundred thirteen thousand, one hundred two".