10899491 has 2 divisors, whose sum is σ = 10899492. Its totient is φ = 10899490.

The previous prime is 10899467. The next prime is 10899517. The reversal of 10899491 is 19499801.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 10899491 - 2¹⁰ = 10898467 is a prime.

It is not a weakly prime, because it can be changed into another prime (10899451) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5449745 + 5449746.

It is an arithmetic number, because the mean of its divisors is an integer number (5449746).

Almost surely, 2^10899491 is an apocalyptic number.

10899491 is a deficient number, since it is larger than the sum of its proper divisors (1).

10899491 is an equidigital number, since it uses as much as digits as its factorization.

10899491 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 23328, while the sum is 41.

The square root of 10899491 is about 3301.4377171166. The cubic root of 10899491 is about 221.7185717735.

It can be divided in two parts, 108 and 99491, that added together give a palindrome (99599).

The spelling of 10899491 in words is "ten million, eight hundred ninety-nine thousand, four hundred ninety-one".