1115347530 has 64 divisors (see below), whose sum is σ = 2929291776. Its totient is φ = 269544000.

The previous prime is 1115347523. The next prime is 1115347567. The reversal of 1115347530 is 357435111.

It is a super-2 number, since 2×1115347530² = 2488000225354201800, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 104125 + ... + 114335.

It is an arithmetic number, because the mean of its divisors is an integer number (45770184).

Almost surely, 2^1115347530 is an apocalyptic number.

1115347530 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 1115347530, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1464645888).

1115347530 is an abundant number, since it is smaller than the sum of its proper divisors (1813944246).

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

1115347530 is a wasteful number, since it uses less digits than its factorization.

1115347530 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10563.

The product of its (nonzero) digits is 6300, while the sum is 30.

The square root of 1115347530 is about 33396.8191599140. The cubic root of 1115347530 is about 1037.0588530462.

The spelling of 1115347530 in words is "one billion, one hundred fifteen million, three hundred forty-seven thousand, five hundred thirty".