11630311154 has 24 divisors (see below), whose sum is σ = 21914969664. Its totient is φ = 4531289400.

The previous prime is 11630311139. The next prime is 11630311157. The reversal of 11630311154 is 45111303611.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (11630311157) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 3431102 + ... + 3434489.

It is an arithmetic number, because the mean of its divisors is an integer number (913123736).

Almost surely, 2^11630311154 is an apocalyptic number.

11630311154 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

11630311154 is a deficient number, since it is larger than the sum of its proper divisors (10284658510).

11630311154 is a wasteful number, since it uses less digits than its factorization.

11630311154 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6865622 (or 6865611 counting only the distinct ones).

The product of its (nonzero) digits is 1080, while the sum is 26.

Adding to 11630311154 its reverse (45111303611), we get a palindrome (56741614765).

The spelling of 11630311154 in words is "eleven billion, six hundred thirty million, three hundred eleven thousand, one hundred fifty-four".