10998783 has 18 divisors (see below), whose sum is σ = 16306472. Its totient is φ = 7143840.

The previous prime is 10998781. The next prime is 10998791. The reversal of 10998783 is 38789901.

It is not a de Polignac number, because 10998783 - 2¹ = 10998781 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10998781) by changing a digit.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 14766 + ... + 15492.

Almost surely, 2^10998783 is an apocalyptic number.

10998783 is a deficient number, since it is larger than the sum of its proper divisors (5307689).

10998783 is an equidigital number, since it uses as much as digits as its factorization.

10998783 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 815 (or 771 counting only the distinct ones).

The product of its (nonzero) digits is 108864, while the sum is 45.

The square root of 10998783 is about 3316.4413156273. The cubic root of 10998783 is about 222.3898069854.

It can be divided in two parts, 10998 and 783, that added together give a triangular number (11781 = T₁₅₃).

The spelling of 10998783 in words is "ten million, nine hundred ninety-eight thousand, seven hundred eighty-three".