31433042119 has 2 divisors, whose sum is σ = 31433042120. Its totient is φ = 31433042118.

The previous prime is 31433042117. The next prime is 31433042167. The reversal of 31433042119 is 91124033413.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 31433042119 - 2¹ = 31433042117 is a prime.

It is a super-2 number, since 2×31433042119² (a number of 22 digits) contains 22 as substring.

Together with 31433042117, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (31433042117) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 15716521059 + 15716521060.

It is an arithmetic number, because the mean of its divisors is an integer number (15716521060).

Almost surely, 2^31433042119 is an apocalyptic number.

31433042119 is a deficient number, since it is larger than the sum of its proper divisors (1).

31433042119 is an equidigital number, since it uses as much as digits as its factorization.

31433042119 is an odious number, because the sum of its binary digits is odd.

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

The spelling of 31433042119 in words is "thirty-one billion, four hundred thirty-three million, forty-two thousand, one hundred nineteen".