1151163611 has 6 divisors (see below), whose sum is σ = 1246526460. Its totient is φ = 1062612408.

The previous prime is 1151163599. The next prime is 1151163617. The reversal of 1151163611 is 1163611511.

It is a de Polignac number, because none of the positive numbers 2^k-1151163611 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1151163617) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 3405641 + ... + 3405978.

It is an arithmetic number, because the mean of its divisors is an integer number (207754410).

Almost surely, 2^1151163611 is an apocalyptic number.

1151163611 is a deficient number, since it is larger than the sum of its proper divisors (95362849).

1151163611 is an equidigital number, since it uses as much as digits as its factorization.

1151163611 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6811645 (or 6811632 counting only the distinct ones).

The product of its digits is 540, while the sum is 26.

The square root of 1151163611 is about 33928.8020861333. The cubic root of 1151163611 is about 1048.0427972709.

The spelling of 1151163611 in words is "one billion, one hundred fifty-one million, one hundred sixty-three thousand, six hundred eleven".