1115253315 has 24 divisors (see below), whose sum is σ = 2108843568. Its totient is φ = 540728640.

The previous prime is 1115253311. The next prime is 1115253343. The reversal of 1115253315 is 5133525111.

1115253315 is a `hidden beast` number, since 1 + 115 + 2 + 533 + 15 = 666.

It is not a de Polignac number, because 1115253315 - 2² = 1115253311 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1115253311) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1126024 + ... + 1127013.

It is an arithmetic number, because the mean of its divisors is an integer number (87868482).

Almost surely, 2^1115253315 is an apocalyptic number.

1115253315 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

1115253315 is a deficient number, since it is larger than the sum of its proper divisors (993590253).

1115253315 is a wasteful number, since it uses less digits than its factorization.

1115253315 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2253059 (or 2253056 counting only the distinct ones).

The product of its digits is 2250, while the sum is 27.

The square root of 1115253315 is about 33395.4085916013. The cubic root of 1115253315 is about 1037.0296516094.

Adding to 1115253315 its reverse (5133525111), we get a palindrome (6248778426).

The spelling of 1115253315 in words is "one billion, one hundred fifteen million, two hundred fifty-three thousand, three hundred fifteen".