4432551161 has 2 divisors, whose sum is σ = 4432551162. Its totient is φ = 4432551160.

The previous prime is 4432551143. The next prime is 4432551169. The reversal of 4432551161 is 1611552344.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 2619494761 + 1813056400 = 51181^2 + 42580^2 .

It is a cyclic number.

It is not a de Polignac number, because 4432551161 - 2¹⁰ = 4432550137 is a prime.

It is not a weakly prime, because it can be changed into another prime (4432551169) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2216275580 + 2216275581.

It is an arithmetic number, because the mean of its divisors is an integer number (2216275581).

Almost surely, 2^4432551161 is an apocalyptic number.

It is an amenable number.

4432551161 is a deficient number, since it is larger than the sum of its proper divisors (1).

4432551161 is an equidigital number, since it uses as much as digits as its factorization.

4432551161 is an evil number, because the sum of its binary digits is even.

The product of its digits is 14400, while the sum is 32.

The square root of 4432551161 is about 66577.4072865563. The cubic root of 4432551161 is about 1642.6735048039.

The spelling of 4432551161 in words is "four billion, four hundred thirty-two million, five hundred fifty-one thousand, one hundred sixty-one".