135543413 has 2 divisors, whose sum is σ = 135543414. Its totient is φ = 135543412.

The previous prime is 135543383. The next prime is 135543433. The reversal of 135543413 is 314345531.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 79263409 + 56280004 = 8903^2 + 7502^2 .

It is a cyclic number.

It is not a de Polignac number, because 135543413 - 2¹⁰ = 135542389 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (135543433) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 67771706 + 67771707.

It is an arithmetic number, because the mean of its divisors is an integer number (67771707).

Almost surely, 2^135543413 is an apocalyptic number.

It is an amenable number.

135543413 is a deficient number, since it is larger than the sum of its proper divisors (1).

135543413 is an equidigital number, since it uses as much as digits as its factorization.

135543413 is an evil number, because the sum of its binary digits is even.

The product of its digits is 10800, while the sum is 29.

The square root of 135543413 is about 11642.3113255058. The cubic root of 135543413 is about 513.6801759622.

Adding to 135543413 its reverse (314345531), we get a palindrome (449888944).

The spelling of 135543413 in words is "one hundred thirty-five million, five hundred forty-three thousand, four hundred thirteen".