553163623 has 2 divisors, whose sum is σ = 553163624. Its totient is φ = 553163622.

The previous prime is 553163621. The next prime is 553163713. The reversal of 553163623 is 326361355.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 553163623 - 2¹ = 553163621 is a prime.

It is a super-2 number, since 2×553163623² = 611979987620972258, which contains 22 as substring.

Together with 553163621, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (553163621) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 276581811 + 276581812.

It is an arithmetic number, because the mean of its divisors is an integer number (276581812).

Almost surely, 2^553163623 is an apocalyptic number.

553163623 is a deficient number, since it is larger than the sum of its proper divisors (1).

553163623 is an equidigital number, since it uses as much as digits as its factorization.

553163623 is an evil number, because the sum of its binary digits is even.

The product of its digits is 48600, while the sum is 34.

The square root of 553163623 is about 23519.4307541658. The cubic root of 553163623 is about 820.8891915870.

The spelling of 553163623 in words is "five hundred fifty-three million, one hundred sixty-three thousand, six hundred twenty-three".