1115225142530 has 16 divisors (see below), whose sum is σ = 2007419199480. Its totient is φ = 446086958592.

The previous prime is 1115225142529. The next prime is 1115225142539. The reversal of 1115225142530 is 352415225111.

It can be written as a sum of positive squares in 4 ways, for example, as 722756722801 + 392468419729 = 850151^2 + 626473^2 .

It is not an unprimeable number, because it can be changed into a prime (1115225142539) 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, 1619636 + ... + 2203104.

Almost surely, 2^{1115225142530} is an apocalyptic number.

1115225142530 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1115225142530 is a deficient number, since it is larger than the sum of its proper divisors (892194056950).

1115225142530 is a wasteful number, since it uses less digits than its factorization.

1115225142530 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 774613.

The product of its (nonzero) digits is 12000, while the sum is 32.

The spelling of 1115225142530 in words is "one trillion, one hundred fifteen billion, two hundred twenty-five million, one hundred forty-two thousand, five hundred thirty".