4697997965 has 4 divisors (see below), whose sum is σ = 5637597564. Its totient is φ = 3758398368.

The previous prime is 4697997949. The next prime is 4697997971. The reversal of 4697997965 is 5697997964.

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 853749961 + 3844248004 = 29219^2 + 62002^2 .

It is a cyclic number.

It is not a de Polignac number, because 4697997965 - 2⁴ = 4697997949 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 469799792 + ... + 469799801.

It is an arithmetic number, because the mean of its divisors is an integer number (1409399391).

Almost surely, 2^4697997965 is an apocalyptic number.

It is an amenable number.

4697997965 is a deficient number, since it is larger than the sum of its proper divisors (939599599).

4697997965 is an equidigital number, since it uses as much as digits as its factorization.

4697997965 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 939599598.

The product of its digits is 231472080, while the sum is 71.

The square root of 4697997965 is about 68541.9431078519. The cubic root of 4697997965 is about 1674.8308096725.

Subtracting 4697997965 from its reverse (5697997964), we obtain a palindrome (999999999).

The spelling of 4697997965 in words is "four billion, six hundred ninety-seven million, nine hundred ninety-seven thousand, nine hundred sixty-five".