4151958947 has 2 divisors, whose sum is σ = 4151958948. Its totient is φ = 4151958946.

The previous prime is 4151958917. The next prime is 4151958949. The reversal of 4151958947 is 7498591514.

4151958947 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 4151958947 - 2⁸ = 4151958691 is a prime.

Together with 4151958949, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (4151958949) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2075979473 + 2075979474.

It is an arithmetic number, because the mean of its divisors is an integer number (2075979474).

Almost surely, 2^4151958947 is an apocalyptic number.

4151958947 is a deficient number, since it is larger than the sum of its proper divisors (1).

4151958947 is an equidigital number, since it uses as much as digits as its factorization.

4151958947 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1814400, while the sum is 53.

The square root of 4151958947 is about 64435.6962172366. The cubic root of 4151958947 is about 1607.2533892500.

The spelling of 4151958947 in words is "four billion, one hundred fifty-one million, nine hundred fifty-eight thousand, nine hundred forty-seven".