135435403 has 2 divisors, whose sum is σ = 135435404. Its totient is φ = 135435402.

The previous prime is 135435389. The next prime is 135435437. The reversal of 135435403 is 304534531.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 135435403 - 2²¹ = 133338251 is a prime.

It is not a weakly prime, because it can be changed into another prime (135435473) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 67717701 + 67717702.

It is an arithmetic number, because the mean of its divisors is an integer number (67717702).

Almost surely, 2^135435403 is an apocalyptic number.

135435403 is a deficient number, since it is larger than the sum of its proper divisors (1).

135435403 is an equidigital number, since it uses as much as digits as its factorization.

135435403 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 10800, while the sum is 28.

The square root of 135435403 is about 11637.6717173153. The cubic root of 135435403 is about 513.5436948685.

Adding to 135435403 its reverse (304534531), we get a palindrome (439969934).

The spelling of 135435403 in words is "one hundred thirty-five million, four hundred thirty-five thousand, four hundred three".