10891098983 has 2 divisors, whose sum is σ = 10891098984. Its totient is φ = 10891098982.

The previous prime is 10891098979. The next prime is 10891099123. The reversal of 10891098983 is 38989019801.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 10891098983 - 2² = 10891098979 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (10891098083) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5445549491 + 5445549492.

It is an arithmetic number, because the mean of its divisors is an integer number (5445549492).

Almost surely, 2^10891098983 is an apocalyptic number.

10891098983 is a deficient number, since it is larger than the sum of its proper divisors (1).

10891098983 is an equidigital number, since it uses as much as digits as its factorization.

10891098983 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1119744, while the sum is 56.

The spelling of 10891098983 in words is "ten billion, eight hundred ninety-one million, ninety-eight thousand, nine hundred eighty-three".