4132145657 has 4 divisors (see below), whose sum is σ = 4172263680. Its totient is φ = 4092027636.

The previous prime is 4132145627. The next prime is 4132145683. The reversal of 4132145657 is 7565412314.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 4132145657 - 2¹⁴ = 4132129273 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 4132145657.

It is not an unprimeable number, because it can be changed into a prime (4132145627) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 20058857 + ... + 20059062.

It is an arithmetic number, because the mean of its divisors is an integer number (1043065920).

Almost surely, 2^4132145657 is an apocalyptic number.

It is an amenable number.

4132145657 is a deficient number, since it is larger than the sum of its proper divisors (40118023).

4132145657 is a wasteful number, since it uses less digits than its factorization.

4132145657 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 40118022.

The product of its digits is 100800, while the sum is 38.

The square root of 4132145657 is about 64281.7676872688. The cubic root of 4132145657 is about 1604.6926889685.

The spelling of 4132145657 in words is "four billion, one hundred thirty-two million, one hundred forty-five thousand, six hundred fifty-seven".