31402134204241 has 2 divisors, whose sum is σ = 31402134204242. Its totient is φ = 31402134204240.

The previous prime is 31402134204223. The next prime is 31402134204247. The reversal of 31402134204241 is 14240243120413.

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., 18675327678016 + 12726806526225 = 4321496^2 + 3567465^2 .

It is a cyclic number.

It is not a de Polignac number, because 31402134204241 - 2¹³ = 31402134196049 is a prime.

It is not a weakly prime, because it can be changed into another prime (31402134204247) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 15701067102120 + 15701067102121.

It is an arithmetic number, because the mean of its divisors is an integer number (15701067102121).

Almost surely, 2^{31402134204241} is an apocalyptic number.

It is an amenable number.

31402134204241 is a deficient number, since it is larger than the sum of its proper divisors (1).

31402134204241 is an equidigital number, since it uses as much as digits as its factorization.

31402134204241 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 18432, while the sum is 31.

Adding to 31402134204241 its reverse (14240243120413), we get a palindrome (45642377324654).

The spelling of 31402134204241 in words is "thirty-one trillion, four hundred two billion, one hundred thirty-four million, two hundred four thousand, two hundred forty-one".