65014661 has 4 divisors (see below), whose sum is σ = 66771852. Its totient is φ = 63257472.

The previous prime is 65014627. The next prime is 65014673. The reversal of 65014661 is 16641056.

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 44809636 + 20205025 = 6694^2 + 4495^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-65014661 is a prime.

It is a super-2 number, since 2×65014661² = 8453812289889842, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (65014601) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 878540 + ... + 878613.

It is an arithmetic number, because the mean of its divisors is an integer number (16692963).

Almost surely, 2^65014661 is an apocalyptic number.

It is an amenable number.

65014661 is a deficient number, since it is larger than the sum of its proper divisors (1757191).

65014661 is a wasteful number, since it uses less digits than its factorization.

65014661 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1757190.

The product of its (nonzero) digits is 4320, while the sum is 29.

The square root of 65014661 is about 8063.1669336558. The cubic root of 65014661 is about 402.1028032584.

The spelling of 65014661 in words is "sixty-five million, fourteen thousand, six hundred sixty-one".