1102840819 has 2 divisors, whose sum is σ = 1102840820. Its totient is φ = 1102840818.

The previous prime is 1102840763. The next prime is 1102840831. The reversal of 1102840819 is 9180482011.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1102840819 - 2²⁷ = 968623091 is a prime.

It is a super-2 number, since 2×1102840819² = 2432515744105181522, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (1102840859) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 551420409 + 551420410.

It is an arithmetic number, because the mean of its divisors is an integer number (551420410).

Almost surely, 2^1102840819 is an apocalyptic number.

1102840819 is a deficient number, since it is larger than the sum of its proper divisors (1).

1102840819 is an equidigital number, since it uses as much as digits as its factorization.

1102840819 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 4608, while the sum is 34.

The square root of 1102840819 is about 33209.0472461948. The cubic root of 1102840819 is about 1033.1679942770.

The spelling of 1102840819 in words is "one billion, one hundred two million, eight hundred forty thousand, eight hundred nineteen".