4123057156 has 6 divisors (see below), whose sum is σ = 7215350030. Its totient is φ = 2061528576.

The previous prime is 4123057151. The next prime is 4123057157. The reversal of 4123057156 is 6517503214.

It can be written as a sum of positive squares in only one way, i.e., 4089602500 + 33454656 = 63950^2 + 5784^2 .

It is not an unprimeable number, because it can be changed into a prime (4123057151) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 515382141 + ... + 515382148.

Almost surely, 2^4123057156 is an apocalyptic number.

It is an amenable number.

4123057156 is a deficient number, since it is larger than the sum of its proper divisors (3092292874).

4123057156 is a wasteful number, since it uses less digits than its factorization.

4123057156 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1030764293 (or 1030764291 counting only the distinct ones).

The product of its (nonzero) digits is 25200, while the sum is 34.

The square root of 4123057156 is about 64211.0360919367. The cubic root of 4123057156 is about 1603.5153380302.

The spelling of 4123057156 in words is "four billion, one hundred twenty-three million, fifty-seven thousand, one hundred fifty-six".