2311155104 has 12 divisors (see below), whose sum is σ = 4550086674. Its totient is φ = 1155577536.

The previous prime is 2311155101. The next prime is 2311155109. The reversal of 2311155104 is 4015511132.

It can be written as a sum of positive squares in only one way, i.e., 1867968400 + 443186704 = 43220^2 + 21052^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 2311155104.

It is not an unprimeable number, because it can be changed into a prime (2311155101) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 36111767 + ... + 36111830.

Almost surely, 2^2311155104 is an apocalyptic number.

It is an amenable number.

2311155104 is a deficient number, since it is larger than the sum of its proper divisors (2238931570).

2311155104 is an equidigital number, since it uses as much as digits as its factorization.

2311155104 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 72223607 (or 72223599 counting only the distinct ones).

The product of its (nonzero) digits is 600, while the sum is 23.

The square root of 2311155104 is about 48074.4745577110. The cubic root of 2311155104 is about 1322.1367108077.

Adding to 2311155104 its reverse (4015511132), we get a palindrome (6326666236).

The spelling of 2311155104 in words is "two billion, three hundred eleven million, one hundred fifty-five thousand, one hundred four".