3953074691 has 2 divisors, whose sum is σ = 3953074692. Its totient is φ = 3953074690.

The previous prime is 3953074679. The next prime is 3953074721. The reversal of 3953074691 is 1964703593.

3953074691 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 3953074691 - 2²² = 3948880387 is a prime.

It is not a weakly prime, because it can be changed into another prime (3953074591) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1976537345 + 1976537346.

It is an arithmetic number, because the mean of its divisors is an integer number (1976537346).

Almost surely, 2^3953074691 is an apocalyptic number.

3953074691 is a deficient number, since it is larger than the sum of its proper divisors (1).

3953074691 is an equidigital number, since it uses as much as digits as its factorization.

3953074691 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 612360, while the sum is 47.

The square root of 3953074691 is about 62873.4816198372. The cubic root of 3953074691 is about 1581.1691782736.

The spelling of 3953074691 in words is "three billion, nine hundred fifty-three million, seventy-four thousand, six hundred ninety-one".