54453517 has 2 divisors, whose sum is σ = 54453518. Its totient is φ = 54453516.

The previous prime is 54453481. The next prime is 54453551. The reversal of 54453517 is 71535445.

It is an a-pointer prime, because the next prime (54453551) can be obtained adding 54453517 to its sum of digits (34).

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 37197801 + 17255716 = 6099^2 + 4154^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-54453517 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (54453557) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 27226758 + 27226759.

It is an arithmetic number, because the mean of its divisors is an integer number (27226759).

Almost surely, 2^54453517 is an apocalyptic number.

It is an amenable number.

54453517 is a deficient number, since it is larger than the sum of its proper divisors (1).

54453517 is an equidigital number, since it uses as much as digits as its factorization.

54453517 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 42000, while the sum is 34.

The square root of 54453517 is about 7379.2626325399. The cubic root of 54453517 is about 379.0315064903.

The spelling of 54453517 in words is "fifty-four million, four hundred fifty-three thousand, five hundred seventeen".