10162543 has 4 divisors (see below), whose sum is σ = 10188288. Its totient is φ = 10136800.

The previous prime is 10162507. The next prime is 10162553. The reversal of 10162543 is 34526101.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 34526101 = 229 ⋅150769.

It is a cyclic number.

It is not a de Polignac number, because 10162543 - 2¹³ = 10154351 is a prime.

It is a Smith number, since the sum of its digits (22) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10162553) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 12271 + ... + 13072.

It is an arithmetic number, because the mean of its divisors is an integer number (2547072).

Almost surely, 2^10162543 is an apocalyptic number.

10162543 is a deficient number, since it is larger than the sum of its proper divisors (25745).

10162543 is an equidigital number, since it uses as much as digits as its factorization.

10162543 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25744.

The product of its (nonzero) digits is 720, while the sum is 22.

The square root of 10162543 is about 3187.8743701721. The cubic root of 10162543 is about 216.6044952454.

Adding to 10162543 its reverse (34526101), we get a palindrome (44688644).

The spelling of 10162543 in words is "ten million, one hundred sixty-two thousand, five hundred forty-three".