4156909059 has 4 divisors (see below), whose sum is σ = 5542545416. Its totient is φ = 2771272704.

The previous prime is 4156908997. The next prime is 4156909063. The reversal of 4156909059 is 9509096514.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 4156909059 - 2²⁰ = 4155860483 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 4156908999 and 4156909017.

It is not an unprimeable number, because it can be changed into a prime (4156907059) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 692818174 + ... + 692818179.

It is an arithmetic number, because the mean of its divisors is an integer number (1385636354).

Almost surely, 2^4156909059 is an apocalyptic number.

4156909059 is a deficient number, since it is larger than the sum of its proper divisors (1385636357).

4156909059 is a wasteful number, since it uses less digits than its factorization.

4156909059 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1385636356.

The product of its (nonzero) digits is 437400, while the sum is 48.

The square root of 4156909059 is about 64474.0960308867. The cubic root of 4156909059 is about 1607.8918769809.

The spelling of 4156909059 in words is "four billion, one hundred fifty-six million, nine hundred nine thousand, fifty-nine".