65135434 has 32 divisors (see below), whose sum is σ = 122242176. Its totient is φ = 25341120.

The previous prime is 65135407. The next prime is 65135437. The reversal of 65135434 is 43453156.

It is a junction number, because it is equal to n+sod(n) for n = 65135396 and 65135405.

It is not an unprimeable number, because it can be changed into a prime (65135437) 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, 8169 + ... + 14035.

It is an arithmetic number, because the mean of its divisors is an integer number (3820068).

Almost surely, 2^65135434 is an apocalyptic number.

65135434 is a deficient number, since it is larger than the sum of its proper divisors (57106742).

65135434 is a wasteful number, since it uses less digits than its factorization.

65135434 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5950.

The product of its digits is 21600, while the sum is 31.

The square root of 65135434 is about 8070.6526377983. The cubic root of 65135434 is about 402.3516349391.

The spelling of 65135434 in words is "sixty-five million, one hundred thirty-five thousand, four hundred thirty-four".