10998723 has 4 divisors (see below), whose sum is σ = 14664968. Its totient is φ = 7332480.

The previous prime is 10998703. The next prime is 10998737. The reversal of 10998723 is 32789901.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 10998723 - 2¹⁷ = 10867651 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (10998703) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1833118 + ... + 1833123.

It is an arithmetic number, because the mean of its divisors is an integer number (3666242).

Almost surely, 2^10998723 is an apocalyptic number.

10998723 is a deficient number, since it is larger than the sum of its proper divisors (3666245).

10998723 is an equidigital number, since it uses as much as digits as its factorization.

10998723 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3666244.

The product of its (nonzero) digits is 27216, while the sum is 39.

The square root of 10998723 is about 3316.4322697743. The cubic root of 10998723 is about 222.3894025949.

The spelling of 10998723 in words is "ten million, nine hundred ninety-eight thousand, seven hundred twenty-three".