1162778410019 has 4 divisors (see below), whose sum is σ = 1163040242520. Its totient is φ = 1162516577520.

The previous prime is 1162778409959. The next prime is 1162778410097. The reversal of 1162778410019 is 9100148772611.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 1162778410019 - 2¹² = 1162778405923 is a prime.

It is a super-2 number, since 2×1162778410019² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1162778410919) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 130909589 + ... + 130918470.

It is an arithmetic number, because the mean of its divisors is an integer number (290760060630).

Almost surely, 2^{1162778410019} is an apocalyptic number.

1162778410019 is a deficient number, since it is larger than the sum of its proper divisors (261832501).

1162778410019 is an equidigital number, since it uses as much as digits as its factorization.

1162778410019 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 261832500.

The product of its (nonzero) digits is 169344, while the sum is 47.

The spelling of 1162778410019 in words is "one trillion, one hundred sixty-two billion, seven hundred seventy-eight million, four hundred ten thousand, nineteen".