53127917 has 2 divisors, whose sum is σ = 53127918. Its totient is φ = 53127916.

The previous prime is 53127883. The next prime is 53127929. The reversal of 53127917 is 71972135.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 35772361 + 17355556 = 5981^2 + 4166^2 .

It is a cyclic number.

It is not a de Polignac number, because 53127917 - 2⁶ = 53127853 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (53127617) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26563958 + 26563959.

It is an arithmetic number, because the mean of its divisors is an integer number (26563959).

Almost surely, 2^53127917 is an apocalyptic number.

It is an amenable number.

53127917 is a deficient number, since it is larger than the sum of its proper divisors (1).

53127917 is an equidigital number, since it uses as much as digits as its factorization.

53127917 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 13230, while the sum is 35.

The square root of 53127917 is about 7288.8899703590. The cubic root of 53127917 is about 375.9305293600.

The spelling of 53127917 in words is "fifty-three million, one hundred twenty-seven thousand, nine hundred seventeen".