115511711747 has 2 divisors, whose sum is σ = 115511711748. Its totient is φ = 115511711746.

The previous prime is 115511711701. The next prime is 115511711761. The reversal of 115511711747 is 747117115511.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 115511711747 - 2⁶ = 115511711683 is a prime.

It is not a weakly prime, because it can be changed into another prime (115511711647) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 57755855873 + 57755855874.

It is an arithmetic number, because the mean of its divisors is an integer number (57755855874).

Almost surely, 2^115511711747 is an apocalyptic number.

115511711747 is a deficient number, since it is larger than the sum of its proper divisors (1).

115511711747 is an equidigital number, since it uses as much as digits as its factorization.

115511711747 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 34300, while the sum is 41.

The spelling of 115511711747 in words is "one hundred fifteen billion, five hundred eleven million, seven hundred eleven thousand, seven hundred forty-seven".