53777323 has 2 divisors, whose sum is σ = 53777324. Its totient is φ = 53777322.

The previous prime is 53777309. The next prime is 53777333. The reversal of 53777323 is 32377735.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-53777323 is a prime.

It is not a weakly prime, because it can be changed into another prime (53777333) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26888661 + 26888662.

It is an arithmetic number, because the mean of its divisors is an integer number (26888662).

Almost surely, 2^53777323 is an apocalyptic number.

53777323 is a deficient number, since it is larger than the sum of its proper divisors (1).

53777323 is an equidigital number, since it uses as much as digits as its factorization.

53777323 is an evil number, because the sum of its binary digits is even.

The product of its digits is 92610, while the sum is 37.

The square root of 53777323 is about 7333.3023256920. The cubic root of 53777323 is about 377.4560520743.

It can be divided in two parts, 5377732 and 3, that added together give a palindrome (5377735).

The spelling of 53777323 in words is "fifty-three million, seven hundred seventy-seven thousand, three hundred twenty-three".