53323111 has 2 divisors, whose sum is σ = 53323112. Its totient is φ = 53323110.

The previous prime is 53323099. The next prime is 53323117. The reversal of 53323111 is 11132335.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 53323111 - 2²³ = 44934503 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (53323117) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26661555 + 26661556.

It is an arithmetic number, because the mean of its divisors is an integer number (26661556).

Almost surely, 2^53323111 is an apocalyptic number.

53323111 is a deficient number, since it is larger than the sum of its proper divisors (1).

53323111 is an equidigital number, since it uses as much as digits as its factorization.

53323111 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 270, while the sum is 19.

The square root of 53323111 is about 7302.2675245433. The cubic root of 53323111 is about 376.3903610559.

Adding to 53323111 its reverse (11132335), we get a palindrome (64455446).

The spelling of 53323111 in words is "fifty-three million, three hundred twenty-three thousand, one hundred eleven".