5512161601 has 2 divisors, whose sum is σ = 5512161602. Its totient is φ = 5512161600.

The previous prime is 5512161593. The next prime is 5512161607. The reversal of 5512161601 is 1061612155.

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., 5230760976 + 281400625 = 72324^2 + 16775^2 .

It is a cyclic number.

It is not a de Polignac number, because 5512161601 - 2³ = 5512161593 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 5512161601.

It is not a weakly prime, because it can be changed into another prime (5512161607) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2756080800 + 2756080801.

It is an arithmetic number, because the mean of its divisors is an integer number (2756080801).

Almost surely, 2^5512161601 is an apocalyptic number.

It is an amenable number.

5512161601 is a deficient number, since it is larger than the sum of its proper divisors (1).

5512161601 is an equidigital number, since it uses as much as digits as its factorization.

5512161601 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1800, while the sum is 28.

The square root of 5512161601 is about 74243.9330922063. The cubic root of 5512161601 is about 1766.4742610246.

Adding to 5512161601 its reverse (1061612155), we get a palindrome (6573773756).

The spelling of 5512161601 in words is "five billion, five hundred twelve million, one hundred sixty-one thousand, six hundred one".