54453197 has 2 divisors, whose sum is σ = 54453198. Its totient is φ = 54453196.

The previous prime is 54453187. The next prime is 54453209. The reversal of 54453197 is 79135445.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 38180041 + 16273156 = 6179^2 + 4034^2 .

It is a cyclic number.

It is not a de Polignac number, because 54453197 - 2²⁰ = 53404621 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 54453197.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (54453127) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 27226598 + 27226599.

It is an arithmetic number, because the mean of its divisors is an integer number (27226599).

Almost surely, 2^54453197 is an apocalyptic number.

It is an amenable number.

54453197 is a deficient number, since it is larger than the sum of its proper divisors (1).

54453197 is an equidigital number, since it uses as much as digits as its factorization.

54453197 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 75600, while the sum is 38.

The square root of 54453197 is about 7379.2409501249. The cubic root of 54453197 is about 379.0307640202.

The spelling of 54453197 in words is "fifty-four million, four hundred fifty-three thousand, one hundred ninety-seven".