10540423 has 2 divisors, whose sum is σ = 10540424. Its totient is φ = 10540422.

The previous prime is 10540381. The next prime is 10540429. The reversal of 10540423 is 32404501.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-10540423 is a prime.

It is a super-2 number, since 2×10540423² = 222201034037858, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 10540423.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (10540429) 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 as a sum of consecutive naturals, namely, 5270211 + 5270212.

It is an arithmetic number, because the mean of its divisors is an integer number (5270212).

Almost surely, 2^10540423 is an apocalyptic number.

10540423 is a deficient number, since it is larger than the sum of its proper divisors (1).

10540423 is an equidigital number, since it uses as much as digits as its factorization.

10540423 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 480, while the sum is 19.

The square root of 10540423 is about 3246.6017618427. The cubic root of 10540423 is about 219.2566023997.

Adding to 10540423 its reverse (32404501), we get a palindrome (42944924).

The spelling of 10540423 in words is "ten million, five hundred forty thousand, four hundred twenty-three".