131362633 has 2 divisors, whose sum is σ = 131362634. Its totient is φ = 131362632.

The previous prime is 131362619. The next prime is 131362639. The reversal of 131362633 is 336263131.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 127509264 + 3853369 = 11292^2 + 1963^2 .

It is an emirp because it is prime and its reverse (336263131) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-131362633 is a prime.

It is a super-2 number, since 2×131362633² = 34512282697385378, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (131362639) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 65681316 + 65681317.

It is an arithmetic number, because the mean of its divisors is an integer number (65681317).

Almost surely, 2^131362633 is an apocalyptic number.

It is an amenable number.

131362633 is a deficient number, since it is larger than the sum of its proper divisors (1).

131362633 is an equidigital number, since it uses as much as digits as its factorization.

131362633 is an evil number, because the sum of its binary digits is even.

The product of its digits is 5832, while the sum is 28.

The square root of 131362633 is about 11461.3538903569. The cubic root of 131362633 is about 508.3435079811.

The spelling of 131362633 in words is "one hundred thirty-one million, three hundred sixty-two thousand, six hundred thirty-three".