1117551315 has 8 divisors (see below), whose sum is σ = 1788082128. Its totient is φ = 596027360.

The previous prime is 1117551313. The next prime is 1117551319. The reversal of 1117551315 is 5131557111.

1117551315 is digitally balanced in base 4, because in such base it contains all the possibile digits an equal number of times.

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

It is not a de Polignac number, because 1117551315 - 2¹ = 1117551313 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1117551313) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 37251696 + ... + 37251725.

It is an arithmetic number, because the mean of its divisors is an integer number (223510266).

Almost surely, 2^1117551315 is an apocalyptic number.

1117551315 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

1117551315 is a deficient number, since it is larger than the sum of its proper divisors (670530813).

1117551315 is an equidigital number, since it uses as much as digits as its factorization.

1117551315 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 74503429.

The product of its digits is 2625, while the sum is 30.

The square root of 1117551315 is about 33429.7968136212. The cubic root of 1117551315 is about 1037.7414358517.

The spelling of 1117551315 in words is "one billion, one hundred seventeen million, five hundred fifty-one thousand, three hundred fifteen".