10561319 has 4 divisors (see below), whose sum is σ = 10654896. Its totient is φ = 10467744.

The previous prime is 10561279. The next prime is 10561339. The reversal of 10561319 is 91316501.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 91316501 = 499 ⋅182999.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-10561319 is a prime.

It is a super-2 number, since 2×10561319² = 223082918039522, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10561339) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 46619 + ... + 46844.

It is an arithmetic number, because the mean of its divisors is an integer number (2663724).

Almost surely, 2^10561319 is an apocalyptic number.

10561319 is a deficient number, since it is larger than the sum of its proper divisors (93577).

10561319 is an equidigital number, since it uses as much as digits as its factorization.

10561319 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 93576.

The product of its (nonzero) digits is 810, while the sum is 26.

The square root of 10561319 is about 3249.8183026132. The cubic root of 10561319 is about 219.4013961360.

The spelling of 10561319 in words is "ten million, five hundred sixty-one thousand, three hundred nineteen".