32113434181 has 2 divisors, whose sum is σ = 32113434182. Its totient is φ = 32113434180.

The previous prime is 32113434139. The next prime is 32113434211. The reversal of 32113434181 is 18143431123.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 31235260225 + 878173956 = 176735^2 + 29634^2 .

It is a cyclic number.

It is not a de Polignac number, because 32113434181 - 2⁹ = 32113433669 is a prime.

It is a super-2 number, since 2×32113434181² (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (32113434581) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 16056717090 + 16056717091.

It is an arithmetic number, because the mean of its divisors is an integer number (16056717091).

Almost surely, 2^32113434181 is an apocalyptic number.

It is an amenable number.

32113434181 is a deficient number, since it is larger than the sum of its proper divisors (1).

32113434181 is an equidigital number, since it uses as much as digits as its factorization.

32113434181 is an evil number, because the sum of its binary digits is even.

The product of its digits is 6912, while the sum is 31.

The spelling of 32113434181 in words is "thirty-two billion, one hundred thirteen million, four hundred thirty-four thousand, one hundred eighty-one".