1178611904383 has 2 divisors, whose sum is σ = 1178611904384. Its totient is φ = 1178611904382.

The previous prime is 1178611904339. The next prime is 1178611904453. The reversal of 1178611904383 is 3834091168711.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1178611904383 - 2²⁵ = 1178578349951 is a prime.

It is a super-2 number, since 2×1178611904383² (a number of 25 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 1178611904383.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1178611904303) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 589305952191 + 589305952192.

It is an arithmetic number, because the mean of its divisors is an integer number (589305952192).

Almost surely, 2^{1178611904383} is an apocalyptic number.

1178611904383 is a deficient number, since it is larger than the sum of its proper divisors (1).

1178611904383 is an equidigital number, since it uses as much as digits as its factorization.

1178611904383 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 870912, while the sum is 52.

The spelling of 1178611904383 in words is "one trillion, one hundred seventy-eight billion, six hundred eleven million, nine hundred four thousand, three hundred eighty-three".