1155313036 has 12 divisors (see below), whose sum is σ = 2029315680. Its totient is φ = 575508560.

The previous prime is 1155313021. The next prime is 1155313039. The reversal of 1155313036 is 6303135511.

It is a super-2 number, since 2×1155313036² = 2669496422303074592, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1155312995 and 1155313013.

It is not an unprimeable number, because it can be changed into a prime (1155313039) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 535780 + ... + 537931.

It is an arithmetic number, because the mean of its divisors is an integer number (169109640).

Almost surely, 2^1155313036 is an apocalyptic number.

It is an amenable number.

1155313036 is a deficient number, since it is larger than the sum of its proper divisors (874002644).

1155313036 is a wasteful number, since it uses less digits than its factorization.

1155313036 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1073984 (or 1073982 counting only the distinct ones).

The product of its (nonzero) digits is 4050, while the sum is 28.

The square root of 1155313036 is about 33989.8960869256. The cubic root of 1155313036 is about 1049.3005276397.

Adding to 1155313036 its reverse (6303135511), we get a palindrome (7458448547).

The spelling of 1155313036 in words is "one billion, one hundred fifty-five million, three hundred thirteen thousand, thirty-six".