31133010379 has 2 divisors, whose sum is σ = 31133010380. Its totient is φ = 31133010378.

The previous prime is 31133010331. The next prime is 31133010421. The reversal of 31133010379 is 97301033113.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 31133010379 - 2⁹ = 31133009867 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 31133010379.

It is not a weakly prime, because it can be changed into another prime (31133010079) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 15566505189 + 15566505190.

It is an arithmetic number, because the mean of its divisors is an integer number (15566505190).

Almost surely, 2^31133010379 is an apocalyptic number.

31133010379 is a deficient number, since it is larger than the sum of its proper divisors (1).

31133010379 is an equidigital number, since it uses as much as digits as its factorization.

31133010379 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 5103, while the sum is 31.

The spelling of 31133010379 in words is "thirty-one billion, one hundred thirty-three million, ten thousand, three hundred seventy-nine".