135462623 has 2 divisors, whose sum is σ = 135462624. Its totient is φ = 135462622.

The previous prime is 135462527. The next prime is 135462629. The reversal of 135462623 is 326264531.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 135462623 - 2¹² = 135458527 is a prime.

It is a Sophie Germain prime.

It is a self number, because there is not a number n which added to its sum of digits gives 135462623.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (135462629) 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, 67731311 + 67731312.

It is an arithmetic number, because the mean of its divisors is an integer number (67731312).

Almost surely, 2^135462623 is an apocalyptic number.

135462623 is a deficient number, since it is larger than the sum of its proper divisors (1).

135462623 is an equidigital number, since it uses as much as digits as its factorization.

135462623 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 25920, while the sum is 32.

The square root of 135462623 is about 11638.8411364706. The cubic root of 135462623 is about 513.5780968114.

The spelling of 135462623 in words is "one hundred thirty-five million, four hundred sixty-two thousand, six hundred twenty-three".