1131300615 has 24 divisors (see below), whose sum is σ = 1922826960. Its totient is φ = 567866368.

The previous prime is 1131300593. The next prime is 1131300617. The reversal of 1131300615 is 5160031311.

It is not a de Polignac number, because 1131300615 - 2⁶ = 1131300551 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1131300591 and 1131300600.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1131300617) 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, 126150 + ... + 134819.

It is an arithmetic number, because the mean of its divisors is an integer number (80117790).

Almost surely, 2^1131300615 is an apocalyptic number.

1131300615 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

1131300615 is a deficient number, since it is larger than the sum of its proper divisors (791526345).

1131300615 is a wasteful number, since it uses less digits than its factorization.

1131300615 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 261011 (or 260994 counting only the distinct ones).

The product of its (nonzero) digits is 270, while the sum is 21.

The square root of 1131300615 is about 33634.8125459322. The cubic root of 1131300615 is about 1041.9798991730.

Adding to 1131300615 its reverse (5160031311), we get a palindrome (6291331926).

The spelling of 1131300615 in words is "one billion, one hundred thirty-one million, three hundred thousand, six hundred fifteen".