1167490619819 has 2 divisors, whose sum is σ = 1167490619820. Its totient is φ = 1167490619818.

The previous prime is 1167490619807. The next prime is 1167490619857. The reversal of 1167490619819 is 9189160947611.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1167490619819 - 2¹² = 1167490615723 is a prime.

It is a super-2 number, since 2×1167490619819² (a number of 25 digits) contains 22 as substring.

It is a Sophie Germain prime.

It is not a weakly prime, because it can be changed into another prime (1167490619899) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 583745309909 + 583745309910.

It is an arithmetic number, because the mean of its divisors is an integer number (583745309910).

Almost surely, 2^{1167490619819} is an apocalyptic number.

1167490619819 is a deficient number, since it is larger than the sum of its proper divisors (1).

1167490619819 is an equidigital number, since it uses as much as digits as its factorization.

1167490619819 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 5878656, while the sum is 62.

The spelling of 1167490619819 in words is "one trillion, one hundred sixty-seven billion, four hundred ninety million, six hundred nineteen thousand, eight hundred nineteen".