135124463 has 4 divisors (see below), whose sum is σ = 135407040. Its totient is φ = 134841888.

The previous prime is 135124441. The next prime is 135124469. The reversal of 135124463 is 364421531.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 364421531 = 97 ⋅3756923.

It is a cyclic number.

It is not a de Polignac number, because 135124463 - 2⁶ = 135124399 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (135124469) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 140570 + ... + 141527.

It is an arithmetic number, because the mean of its divisors is an integer number (33851760).

Almost surely, 2^135124463 is an apocalyptic number.

135124463 is a deficient number, since it is larger than the sum of its proper divisors (282577).

135124463 is an equidigital number, since it uses as much as digits as its factorization.

135124463 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 282576.

The product of its digits is 8640, while the sum is 29.

The square root of 135124463 is about 11624.3048394302. The cubic root of 135124463 is about 513.1503864949.

Adding to 135124463 its reverse (364421531), we get a palindrome (499545994).

The spelling of 135124463 in words is "one hundred thirty-five million, one hundred twenty-four thousand, four hundred sixty-three".