63161653 has 2 divisors, whose sum is σ = 63161654. Its totient is φ = 63161652.

The previous prime is 63161633. The next prime is 63161669. The reversal of 63161653 is 35616136.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 46335249 + 16826404 = 6807^2 + 4102^2 .

It is a cyclic number.

It is not a de Polignac number, because 63161653 - 2⁵ = 63161621 is a prime.

It is equal to p_3738271 and since 63161653 and 3738271 have the same sum of digits, it is a Honaker prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (63161633) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 31580826 + 31580827.

It is an arithmetic number, because the mean of its divisors is an integer number (31580827).

Almost surely, 2^63161653 is an apocalyptic number.

It is an amenable number.

63161653 is a deficient number, since it is larger than the sum of its proper divisors (1).

63161653 is an equidigital number, since it uses as much as digits as its factorization.

63161653 is an evil number, because the sum of its binary digits is even.

The product of its digits is 9720, while the sum is 31.

The square root of 63161653 is about 7947.4305910778. The cubic root of 63161653 is about 398.2457616159.

Adding to 63161653 its reverse (35616136), we get a palindrome (98777789).

The spelling of 63161653 in words is "sixty-three million, one hundred sixty-one thousand, six hundred fifty-three".