54523457 has 2 divisors, whose sum is σ = 54523458. Its totient is φ = 54523456.

The previous prime is 54523453. The next prime is 54523463. The reversal of 54523457 is 75432545.

It is a Cunningham number, because it is equal to 7384²+1.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 54523456 + 1 = 7384^2 + 1^2 .

It is a cyclic number.

It is not a de Polignac number, because 54523457 - 2² = 54523453 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (54523453) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 27261728 + 27261729.

It is an arithmetic number, because the mean of its divisors is an integer number (27261729).

Almost surely, 2^54523457 is an apocalyptic number.

It is an amenable number.

54523457 is a deficient number, since it is larger than the sum of its proper divisors (1).

54523457 is an equidigital number, since it uses as much as digits as its factorization.

54523457 is an evil number, because the sum of its binary digits is even.

The product of its digits is 84000, while the sum is 35.

The square root of 54523457 is about 7384.0000677140. Note that the first 4 decimals coincide. The cubic root of 54523457 is about 379.1937128609.

The spelling of 54523457 in words is "fifty-four million, five hundred twenty-three thousand, four hundred fifty-seven".