11345423 has 2 divisors, whose sum is σ = 11345424. Its totient is φ = 11345422.

The previous prime is 11345419. The next prime is 11345429. The reversal of 11345423 is 32454311.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 11345423 - 2² = 11345419 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11345429) 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 as a sum of consecutive naturals, namely, 5672711 + 5672712.

It is an arithmetic number, because the mean of its divisors is an integer number (5672712).

Almost surely, 2^11345423 is an apocalyptic number.

11345423 is a deficient number, since it is larger than the sum of its proper divisors (1).

11345423 is an equidigital number, since it uses as much as digits as its factorization.

11345423 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1440, while the sum is 23.

The square root of 11345423 is about 3368.2967505848. The cubic root of 11345423 is about 224.7019790970.

Adding to 11345423 its reverse (32454311), we get a palindrome (43799734).

The spelling of 11345423 in words is "eleven million, three hundred forty-five thousand, four hundred twenty-three".