135534323 has 16 divisors (see below), whose sum is σ = 142771200. Its totient is φ = 128532096.

The previous prime is 135534283. The next prime is 135534389. The reversal of 135534323 is 323435531.

It is a cyclic number.

It is not a de Polignac number, because 135534323 - 2¹⁶ = 135468787 is a prime.

It is a super-2 number, since 2×135534323² = 36739105422136658, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (135534823) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 402011 + ... + 402347.

It is an arithmetic number, because the mean of its divisors is an integer number (8923200).

Almost surely, 2^135534323 is an apocalyptic number.

135534323 is a deficient number, since it is larger than the sum of its proper divisors (7236877).

135534323 is a wasteful number, since it uses less digits than its factorization.

135534323 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 626.

The product of its digits is 16200, while the sum is 29.

The square root of 135534323 is about 11641.9209325609. The cubic root of 135534323 is about 513.6686926618.

Adding to 135534323 its reverse (323435531), we get a palindrome (458969854).

The spelling of 135534323 in words is "one hundred thirty-five million, five hundred thirty-four thousand, three hundred twenty-three".