3453978263 has 2 divisors, whose sum is σ = 3453978264. Its totient is φ = 3453978262.

The previous prime is 3453978223. The next prime is 3453978277. The reversal of 3453978263 is 3628793543.

It is a happy number.

It is a strong prime.

It is an emirp because it is prime and its reverse (3628793543) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 3453978263 - 2⁸ = 3453978007 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (3453978223) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1726989131 + 1726989132.

It is an arithmetic number, because the mean of its divisors is an integer number (1726989132).

Almost surely, 2^3453978263 is an apocalyptic number.

3453978263 is a deficient number, since it is larger than the sum of its proper divisors (1).

3453978263 is an equidigital number, since it uses as much as digits as its factorization.

3453978263 is an evil number, because the sum of its binary digits is even.

The product of its digits is 3265920, while the sum is 50.

The square root of 3453978263 is about 58770.5560889124. The cubic root of 3453978263 is about 1511.6103841945.

The spelling of 3453978263 in words is "three billion, four hundred fifty-three million, nine hundred seventy-eight thousand, two hundred sixty-three".