523486091 has 2 divisors, whose sum is σ = 523486092. Its totient is φ = 523486090.

The previous prime is 523486069. The next prime is 523486097. The reversal of 523486091 is 190684325.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 523486091 - 2¹⁴ = 523469707 is a prime.

It is not a weakly prime, because it can be changed into another prime (523486097) 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, 261743045 + 261743046.

It is an arithmetic number, because the mean of its divisors is an integer number (261743046).

Almost surely, 2^523486091 is an apocalyptic number.

523486091 is a deficient number, since it is larger than the sum of its proper divisors (1).

523486091 is an equidigital number, since it uses as much as digits as its factorization.

523486091 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 51840, while the sum is 38.

The square root of 523486091 is about 22879.8184214823. The cubic root of 523486091 is about 805.9381529304.

The spelling of 523486091 in words is "five hundred twenty-three million, four hundred eighty-six thousand, ninety-one".