54273623 has 2 divisors, whose sum is σ = 54273624. Its totient is φ = 54273622.

The previous prime is 54273619. The next prime is 54273641. The reversal of 54273623 is 32637245.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 54273623 - 2² = 54273619 is a prime.

It is a super-2 number, since 2×54273623² = 5891252307092258, 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 54273623.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (54273613) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 27136811 + 27136812.

It is an arithmetic number, because the mean of its divisors is an integer number (27136812).

Almost surely, 2^54273623 is an apocalyptic number.

54273623 is a deficient number, since it is larger than the sum of its proper divisors (1).

54273623 is an equidigital number, since it uses as much as digits as its factorization.

54273623 is an evil number, because the sum of its binary digits is even.

The product of its digits is 30240, while the sum is 32.

The square root of 54273623 is about 7367.0633905241. The cubic root of 54273623 is about 378.6136533553.

The spelling of 54273623 in words is "fifty-four million, two hundred seventy-three thousand, six hundred twenty-three".