53151617 has 2 divisors, whose sum is σ = 53151618. Its totient is φ = 53151616.

The previous prime is 53151613. The next prime is 53151629. The reversal of 53151617 is 71615135.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 30958096 + 22193521 = 5564^2 + 4711^2 .

It is a cyclic number.

It is not a de Polignac number, because 53151617 - 2² = 53151613 is a prime.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 53151617.

It is not a weakly prime, because it can be changed into another prime (53151613) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26575808 + 26575809.

It is an arithmetic number, because the mean of its divisors is an integer number (26575809).

Almost surely, 2^53151617 is an apocalyptic number.

It is an amenable number.

53151617 is a deficient number, since it is larger than the sum of its proper divisors (1).

53151617 is an equidigital number, since it uses as much as digits as its factorization.

53151617 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 3150, while the sum is 29.

The square root of 53151617 is about 7290.5155510430. The cubic root of 53151617 is about 375.9864210616.

The spelling of 53151617 in words is "fifty-three million, one hundred fifty-one thousand, six hundred seventeen".