54547249 has 2 divisors, whose sum is σ = 54547250. Its totient is φ = 54547248.

The previous prime is 54547201. The next prime is 54547253. The reversal of 54547249 is 94274545.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 29866225 + 24681024 = 5465^2 + 4968^2 .

It is a cyclic number.

It is not a de Polignac number, because 54547249 - 2¹³ = 54539057 is a prime.

It is not a weakly prime, because it can be changed into another prime (54547949) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 27273624 + 27273625.

It is an arithmetic number, because the mean of its divisors is an integer number (27273625).

Almost surely, 2^54547249 is an apocalyptic number.

It is an amenable number.

54547249 is a deficient number, since it is larger than the sum of its proper divisors (1).

54547249 is an equidigital number, since it uses as much as digits as its factorization.

54547249 is an evil number, because the sum of its binary digits is even.

The product of its digits is 201600, while the sum is 40.

The square root of 54547249 is about 7385.6109429078. The cubic root of 54547249 is about 379.2488601644.

The spelling of 54547249 in words is "fifty-four million, five hundred forty-seven thousand, two hundred forty-nine".