131373061229 has 2 divisors, whose sum is σ = 131373061230. Its totient is φ = 131373061228.

The previous prime is 131373061199. The next prime is 131373061247. The reversal of 131373061229 is 922160373131.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 128959992100 + 2413069129 = 359110^2 + 49123^2 .

It is a cyclic number.

It is not a de Polignac number, because 131373061229 - 2¹² = 131373057133 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 131373061192 and 131373061201.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (131373061429) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 65686530614 + 65686530615.

It is an arithmetic number, because the mean of its divisors is an integer number (65686530615).

Almost surely, 2^131373061229 is an apocalyptic number.

It is an amenable number.

131373061229 is a deficient number, since it is larger than the sum of its proper divisors (1).

131373061229 is an equidigital number, since it uses as much as digits as its factorization.

131373061229 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 40824, while the sum is 38.

The spelling of 131373061229 in words is "one hundred thirty-one billion, three hundred seventy-three million, sixty-one thousand, two hundred twenty-nine".