10545813 has 24 divisors (see below), whose sum is σ = 15769728. Its totient is φ = 6787392.

The previous prime is 10545809. The next prime is 10545823. The reversal of 10545813 is 31854501.

It is not a de Polignac number, because 10545813 - 2² = 10545809 is a prime.

It is a super-2 number, since 2×10545813² = 222428343661938, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10545803) 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 23 ways as a sum of consecutive naturals, for example, 45145 + ... + 45377.

It is an arithmetic number, because the mean of its divisors is an integer number (657072).

Almost surely, 2^10545813 is an apocalyptic number.

It is an amenable number.

10545813 is a deficient number, since it is larger than the sum of its proper divisors (5223915).

10545813 is a wasteful number, since it uses less digits than its factorization.

10545813 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 393 (or 390 counting only the distinct ones).

The product of its (nonzero) digits is 2400, while the sum is 27.

The square root of 10545813 is about 3247.4317544792. The cubic root of 10545813 is about 219.2939693916.

The spelling of 10545813 in words is "ten million, five hundred forty-five thousand, eight hundred thirteen".