135410531 has 4 divisors (see below), whose sum is σ = 135445464. Its totient is φ = 135375600.

The previous prime is 135410521. The next prime is 135410543. The reversal of 135410531 is 135014531.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 135014531 = 23 ⋅5870197.

It is a cyclic number.

It is not a de Polignac number, because 135410531 - 2⁶ = 135410467 is a prime.

It is a super-2 number, since 2×135410531² = 36672023811403922, which contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 135410497 and 135410506.

It is not an unprimeable number, because it can be changed into a prime (135410501) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 10805 + ... + 19686.

It is an arithmetic number, because the mean of its divisors is an integer number (33861366).

Almost surely, 2^135410531 is an apocalyptic number.

135410531 is a deficient number, since it is larger than the sum of its proper divisors (34933).

135410531 is an equidigital number, since it uses as much as digits as its factorization.

135410531 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 34932.

The product of its (nonzero) digits is 900, while the sum is 23.

The square root of 135410531 is about 11636.6030696247. The cubic root of 135410531 is about 513.5122564104.

The spelling of 135410531 in words is "one hundred thirty-five million, four hundred ten thousand, five hundred thirty-one".