54347893 has 2 divisors, whose sum is σ = 54347894. Its totient is φ = 54347892.

The previous prime is 54347879. The next prime is 54347897. The reversal of 54347893 is 39874345.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 44063044 + 10284849 = 6638^2 + 3207^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-54347893 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (54347897) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 27173946 + 27173947.

It is an arithmetic number, because the mean of its divisors is an integer number (27173947).

Almost surely, 2^54347893 is an apocalyptic number.

It is an amenable number.

54347893 is a deficient number, since it is larger than the sum of its proper divisors (1).

54347893 is an equidigital number, since it uses as much as digits as its factorization.

54347893 is an evil number, because the sum of its binary digits is even.

The product of its digits is 362880, while the sum is 43.

The square root of 54347893 is about 7372.1023460069. The cubic root of 54347893 is about 378.7862775361.

The spelling of 54347893 in words is "fifty-four million, three hundred forty-seven thousand, eight hundred ninety-three".