1177099838819 has 2 divisors, whose sum is σ = 1177099838820. Its totient is φ = 1177099838818.

The previous prime is 1177099838807. The next prime is 1177099838857. The reversal of 1177099838819 is 9188389907711.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1177099838819 - 2³² = 1172804871523 is a prime.

It is a super-2 number, since 2×1177099838819² (a number of 25 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (1177099838879) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 588549919409 + 588549919410.

It is an arithmetic number, because the mean of its divisors is an integer number (588549919410).

Almost surely, 2^{1177099838819} is an apocalyptic number.

1177099838819 is a deficient number, since it is larger than the sum of its proper divisors (1).

1177099838819 is an equidigital number, since it uses as much as digits as its factorization.

1177099838819 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 54867456, while the sum is 71.

The spelling of 1177099838819 in words is "one trillion, one hundred seventy-seven billion, ninety-nine million, eight hundred thirty-eight thousand, eight hundred nineteen".