1183155374963 has 2 divisors, whose sum is σ = 1183155374964. Its totient is φ = 1183155374962.

The previous prime is 1183155374923. The next prime is 1183155374971. The reversal of 1183155374963 is 3694735513811.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1183155374963 - 2¹⁸ = 1183155112819 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1183155374899 and 1183155374908.

It is not a weakly prime, because it can be changed into another prime (1183155374923) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 591577687481 + 591577687482.

It is an arithmetic number, because the mean of its divisors is an integer number (591577687482).

Almost surely, 2^{1183155374963} is an apocalyptic number.

1183155374963 is a deficient number, since it is larger than the sum of its proper divisors (1).

1183155374963 is an equidigital number, since it uses as much as digits as its factorization.

1183155374963 is an evil number, because the sum of its binary digits is even.

The product of its digits is 8164800, while the sum is 56.

The spelling of 1183155374963 in words is "one trillion, one hundred eighty-three billion, one hundred fifty-five million, three hundred seventy-four thousand, nine hundred sixty-three".