3948773723 has 2 divisors, whose sum is σ = 3948773724. Its totient is φ = 3948773722.

The previous prime is 3948773711. The next prime is 3948773737. The reversal of 3948773723 is 3273778493.

It is a weak prime.

It is an emirp because it is prime and its reverse (3273778493) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 3948773723 - 2²⁸ = 3680338267 is a prime.

It is not a weakly prime, because it can be changed into another prime (3948773623) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1974386861 + 1974386862.

It is an arithmetic number, because the mean of its divisors is an integer number (1974386862).

Almost surely, 2^3948773723 is an apocalyptic number.

3948773723 is a deficient number, since it is larger than the sum of its proper divisors (1).

3948773723 is an equidigital number, since it uses as much as digits as its factorization.

3948773723 is an evil number, because the sum of its binary digits is even.

The product of its digits is 5334336, while the sum is 53.

The square root of 3948773723 is about 62839.2689566007. The cubic root of 3948773723 is about 1580.5955297923.

The spelling of 3948773723 in words is "three billion, nine hundred forty-eight million, seven hundred seventy-three thousand, seven hundred twenty-three".