131635453 has 2 divisors, whose sum is σ = 131635454. Its totient is φ = 131635452.

The previous prime is 131635451. The next prime is 131635489. The reversal of 131635453 is 354536131.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 79174404 + 52461049 = 8898^2 + 7243^2 .

It is a cyclic number.

It is not a de Polignac number, because 131635453 - 2¹ = 131635451 is a prime.

Together with 131635451, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (131635451) 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, 65817726 + 65817727.

It is an arithmetic number, because the mean of its divisors is an integer number (65817727).

Almost surely, 2^131635453 is an apocalyptic number.

It is an amenable number.

131635453 is a deficient number, since it is larger than the sum of its proper divisors (1).

131635453 is an equidigital number, since it uses as much as digits as its factorization.

131635453 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 16200, while the sum is 31.

The square root of 131635453 is about 11473.2494525309. The cubic root of 131635453 is about 508.6951817493.

The spelling of 131635453 in words is "one hundred thirty-one million, six hundred thirty-five thousand, four hundred fifty-three".