41231231329 has 2 divisors, whose sum is σ = 41231231330. Its totient is φ = 41231231328.

The previous prime is 41231231323. The next prime is 41231231381. The reversal of 41231231329 is 92313213214.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 40894141729 + 337089600 = 202223^2 + 18360^2 .

It is a cyclic number.

It is not a de Polignac number, because 41231231329 - 2⁵ = 41231231297 is a prime.

It is a super-2 number, since 2×41231231329² (a number of 22 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 41231231329.

It is not a weakly prime, because it can be changed into another prime (41231231323) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20615615664 + 20615615665.

It is an arithmetic number, because the mean of its divisors is an integer number (20615615665).

Almost surely, 2^41231231329 is an apocalyptic number.

It is an amenable number.

41231231329 is a deficient number, since it is larger than the sum of its proper divisors (1).

41231231329 is an equidigital number, since it uses as much as digits as its factorization.

41231231329 is an evil number, because the sum of its binary digits is even.

The product of its digits is 7776, while the sum is 31.

The spelling of 41231231329 in words is "forty-one billion, two hundred thirty-one million, two hundred thirty-one thousand, three hundred twenty-nine".