65412535 has 16 divisors (see below), whose sum is σ = 83397600. Its totient is φ = 49113216.

The previous prime is 65412527. The next prime is 65412539. The reversal of 65412535 is 53521456.

It is a cyclic number.

It is not a de Polignac number, because 65412535 - 2³ = 65412527 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 65412497 and 65412506.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (65412539) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 7197 + ... + 13513.

It is an arithmetic number, because the mean of its divisors is an integer number (5212350).

Almost surely, 2^65412535 is an apocalyptic number.

65412535 is a deficient number, since it is larger than the sum of its proper divisors (17985065).

65412535 is a wasteful number, since it uses less digits than its factorization.

65412535 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6450.

The product of its digits is 18000, while the sum is 31.

The square root of 65412535 is about 8087.8016172505. The cubic root of 65412535 is about 402.9213929647.

The spelling of 65412535 in words is "sixty-five million, four hundred twelve thousand, five hundred thirty-five".