1080165061819 has 2 divisors, whose sum is σ = 1080165061820. Its totient is φ = 1080165061818.

The previous prime is 1080165061763. The next prime is 1080165061897. The reversal of 1080165061819 is 9181605610801.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1080165061819 - 2³¹ = 1078017578171 is a prime.

It is a super-2 number, since 2×1080165061819² (a number of 25 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (1080165061219) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 540082530909 + 540082530910.

It is an arithmetic number, because the mean of its divisors is an integer number (540082530910).

Almost surely, 2^{1080165061819} is an apocalyptic number.

1080165061819 is a deficient number, since it is larger than the sum of its proper divisors (1).

1080165061819 is an equidigital number, since it uses as much as digits as its factorization.

1080165061819 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 103680, while the sum is 46.

The spelling of 1080165061819 in words is "one trillion, eighty billion, one hundred sixty-five million, sixty-one thousand, eight hundred nineteen".