54797117 has 2 divisors, whose sum is σ = 54797118. Its totient is φ = 54797116.

The previous prime is 54797107. The next prime is 54797129. The reversal of 54797117 is 71179745.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 49716601 + 5080516 = 7051^2 + 2254^2 .

It is a cyclic number.

It is not a de Polignac number, because 54797117 - 2⁴ = 54797101 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (54797107) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 27398558 + 27398559.

It is an arithmetic number, because the mean of its divisors is an integer number (27398559).

Almost surely, 2^54797117 is an apocalyptic number.

It is an amenable number.

54797117 is a deficient number, since it is larger than the sum of its proper divisors (1).

54797117 is an equidigital number, since it uses as much as digits as its factorization.

54797117 is an evil number, because the sum of its binary digits is even.

The product of its digits is 61740, while the sum is 41.

The square root of 54797117 is about 7402.5074805771. The cubic root of 54797117 is about 379.8270611963.

The spelling of 54797117 in words is "fifty-four million, seven hundred ninety-seven thousand, one hundred seventeen".