131970000311 has 2 divisors, whose sum is σ = 131970000312. Its totient is φ = 131970000310.

The previous prime is 131970000293. The next prime is 131970000391. The reversal of 131970000311 is 113000079131.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-131970000311 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (131970000391) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 65985000155 + 65985000156.

It is an arithmetic number, because the mean of its divisors is an integer number (65985000156).

Almost surely, 2^131970000311 is an apocalyptic number.

131970000311 is a deficient number, since it is larger than the sum of its proper divisors (1).

131970000311 is an equidigital number, since it uses as much as digits as its factorization.

131970000311 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 567, while the sum is 26.

Adding to 131970000311 its reverse (113000079131), we get a palindrome (244970079442).

The spelling of 131970000311 in words is "one hundred thirty-one billion, nine hundred seventy million, three hundred eleven", and thus it is an aban number.