54023197 has 2 divisors, whose sum is σ = 54023198. Its totient is φ = 54023196.

The previous prime is 54023149. The next prime is 54023227. The reversal of 54023197 is 79132045.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 30316036 + 23707161 = 5506^2 + 4869^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-54023197 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (54023107) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 27011598 + 27011599.

It is an arithmetic number, because the mean of its divisors is an integer number (27011599).

Almost surely, 2^54023197 is an apocalyptic number.

It is an amenable number.

54023197 is a deficient number, since it is larger than the sum of its proper divisors (1).

54023197 is an equidigital number, since it uses as much as digits as its factorization.

54023197 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 7560, while the sum is 31.

The square root of 54023197 is about 7350.0474148131. The cubic root of 54023197 is about 378.0304301622.

The spelling of 54023197 in words is "fifty-four million, twenty-three thousand, one hundred ninety-seven".