1099120902379 has 2 divisors, whose sum is σ = 1099120902380. Its totient is φ = 1099120902378.

The previous prime is 1099120902293. The next prime is 1099120902391. The reversal of 1099120902379 is 9732090219901.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1099120902379 - 2¹⁵ = 1099120869611 is a prime.

It is a super-3 number, since 3×1099120902379³ (a number of 37 digits) contains 333 as substring.

It is not a weakly prime, because it can be changed into another prime (1099120902079) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 549560451189 + 549560451190.

It is an arithmetic number, because the mean of its divisors is an integer number (549560451190).

Almost surely, 2^{1099120902379} is an apocalyptic number.

1099120902379 is a deficient number, since it is larger than the sum of its proper divisors (1).

1099120902379 is an equidigital number, since it uses as much as digits as its factorization.

1099120902379 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 551124, while the sum is 52.

The spelling of 1099120902379 in words is "one trillion, ninety-nine billion, one hundred twenty million, nine hundred two thousand, three hundred seventy-nine".