1178673891203 has 16 divisors (see below), whose sum is σ = 1187749474560. Its totient is φ = 1169633742816.

The previous prime is 1178673891169. The next prime is 1178673891247. The reversal of 1178673891203 is 3021983768711.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 1178673891203 - 2⁶ = 1178673891139 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1178673890203) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 130106288 + ... + 130115346.

It is an arithmetic number, because the mean of its divisors is an integer number (74234342160).

Almost surely, 2^{1178673891203} is an apocalyptic number.

1178673891203 is a deficient number, since it is larger than the sum of its proper divisors (9075583357).

1178673891203 is an equidigital number, since it uses as much as digits as its factorization.

1178673891203 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10906.

The product of its (nonzero) digits is 3048192, while the sum is 56.

The spelling of 1178673891203 in words is "one trillion, one hundred seventy-eight billion, six hundred seventy-three million, eight hundred ninety-one thousand, two hundred three".