10303777697 has 4 divisors (see below), whose sum is σ = 10304028336. Its totient is φ = 10303527060.

The previous prime is 10303777681. The next prime is 10303777699. The reversal of 10303777697 is 79677730301.

10303777697 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 10303777697 - 2⁴ = 10303777681 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (10303777699) 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, 47579 + ... + 151232.

It is an arithmetic number, because the mean of its divisors is an integer number (2576007084).

Almost surely, 2^10303777697 is an apocalyptic number.

It is an amenable number.

10303777697 is a deficient number, since it is larger than the sum of its proper divisors (250639).

10303777697 is an equidigital number, since it uses as much as digits as its factorization.

10303777697 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 250638.

The product of its (nonzero) digits is 1166886, while the sum is 50.

The spelling of 10303777697 in words is "ten billion, three hundred three million, seven hundred seventy-seven thousand, six hundred ninety-seven".