131062433 has 2 divisors, whose sum is σ = 131062434. Its totient is φ = 131062432.

The previous prime is 131062427. The next prime is 131062447. The reversal of 131062433 is 334260131.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 104611984 + 26450449 = 10228^2 + 5143^2 .

It is a cyclic number.

It is not a de Polignac number, because 131062433 - 2⁴ = 131062417 is a prime.

It is a super-2 number, since 2×131062433² = 34354722687758978, which contains 22 as substring.

It is a Sophie Germain prime.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 131062399 and 131062408.

It is not a weakly prime, because it can be changed into another prime (131062403) 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, 65531216 + 65531217.

It is an arithmetic number, because the mean of its divisors is an integer number (65531217).

Almost surely, 2^131062433 is an apocalyptic number.

It is an amenable number.

131062433 is a deficient number, since it is larger than the sum of its proper divisors (1).

131062433 is an equidigital number, since it uses as much as digits as its factorization.

131062433 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1296, while the sum is 23.

The square root of 131062433 is about 11448.2502156443. The cubic root of 131062433 is about 507.9559773888.

The spelling of 131062433 in words is "one hundred thirty-one million, sixty-two thousand, four hundred thirty-three".