131266363 has 2 divisors, whose sum is σ = 131266364. Its totient is φ = 131266362.

The previous prime is 131266349. The next prime is 131266381. The reversal of 131266363 is 363662131.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 131266363 - 2²¹ = 129169211 is a prime.

It is not a weakly prime, because it can be changed into another prime (131266463) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 65633181 + 65633182.

It is an arithmetic number, because the mean of its divisors is an integer number (65633182).

Almost surely, 2^131266363 is an apocalyptic number.

131266363 is a deficient number, since it is larger than the sum of its proper divisors (1).

131266363 is an equidigital number, since it uses as much as digits as its factorization.

131266363 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 11664, while the sum is 31.

The square root of 131266363 is about 11457.1533550005. The cubic root of 131266363 is about 508.2192966328.

The spelling of 131266363 in words is "one hundred thirty-one million, two hundred sixty-six thousand, three hundred sixty-three".