63001161 has 6 divisors (see below), whose sum is σ = 91001690. Its totient is φ = 42000768.

The previous prime is 63001151. The next prime is 63001171. The reversal of 63001161 is 16110036.

It is an interprime number because it is at equal distance from previous prime (63001151) and next prime (63001171).

It can be written as a sum of positive squares in only one way, i.e., 53582400 + 9418761 = 7320^2 + 3069^2 .

It is not a de Polignac number, because 63001161 - 2⁶ = 63001097 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (63001111) 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 in 5 ways as a sum of consecutive naturals, for example, 3500056 + ... + 3500073.

Almost surely, 2^63001161 is an apocalyptic number.

It is an amenable number.

63001161 is a deficient number, since it is larger than the sum of its proper divisors (28000529).

63001161 is a wasteful number, since it uses less digits than its factorization.

63001161 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7000135 (or 7000132 counting only the distinct ones).

The product of its (nonzero) digits is 108, while the sum is 18.

The square root of 63001161 is about 7937.3270689824. The cubic root of 63001161 is about 397.9081650526.

Adding to 63001161 its reverse (16110036), we get a palindrome (79111197).

The spelling of 63001161 in words is "sixty-three million, one thousand, one hundred sixty-one".