66096253 has 4 divisors (see below), whose sum is σ = 66113500. Its totient is φ = 66079008.

The previous prime is 66096229. The next prime is 66096257. The reversal of 66096253 is 35269066.

66096253 is a nontrivial binomial coefficient, being equal to C(11498, 2).

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 15657849 + 50438404 = 3957^2 + 7102^2 .

It is a 3-Lehmer number, since φ(66096253) divides (66096253-1)³.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-66096253 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (66096257) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1 + ... + 11497.

It is an arithmetic number, because the mean of its divisors is an integer number (16528375).

It is a Poulet number, since it divides 2^66096252-1.

Almost surely, 2^66096253 is an apocalyptic number.

66096253 is the 11497-th triangular number and also the 5749-th hexagonal number.

66096253 is the 3833-rd centered nonagonal number.

It is an amenable number.

66096253 is a deficient number, since it is larger than the sum of its proper divisors (17247).

66096253 is a wasteful number, since it uses less digits than its factorization.

66096253 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17246.

The product of its (nonzero) digits is 58320, while the sum is 37.

The square root of 66096253 is about 8129.9602090047. The cubic root of 66096253 is about 404.3203619282.

The spelling of 66096253 in words is "sixty-six million, ninety-six thousand, two hundred fifty-three".