65414961 has 6 divisors (see below), whose sum is σ = 94488290. Its totient is φ = 43609968.

The previous prime is 65414959. The next prime is 65414969. The reversal of 65414961 is 16941456.

It can be written as a sum of positive squares in only one way, i.e., 63297936 + 2117025 = 7956^2 + 1455^2 .

It is not a de Polignac number, because 65414961 - 2¹ = 65414959 is a prime.

It is an alternating number because its digits alternate between even and odd.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (65414969) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 3634156 + ... + 3634173.

Almost surely, 2^65414961 is an apocalyptic number.

It is an amenable number.

65414961 is a deficient number, since it is larger than the sum of its proper divisors (29073329).

65414961 is a wasteful number, since it uses less digits than its factorization.

65414961 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7268335 (or 7268332 counting only the distinct ones).

The product of its digits is 25920, while the sum is 36.

The square root of 65414961 is about 8087.9515948106. The cubic root of 65414961 is about 402.9263740447.

The spelling of 65414961 in words is "sixty-five million, four hundred fourteen thousand, nine hundred sixty-one".