4156231105 has 32 divisors (see below), whose sum is σ = 5504526720. Its totient is φ = 2993802240.

The previous prime is 4156231099. The next prime is 4156231109. The reversal of 4156231105 is 5011326514.

It is not a de Polignac number, because 4156231105 - 2⁵ = 4156231073 is a prime.

It is not an unprimeable number, because it can be changed into a prime (4156231109) 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 31 ways as a sum of consecutive naturals, for example, 498249 + ... + 506521.

It is an arithmetic number, because the mean of its divisors is an integer number (172016460).

Almost surely, 2^4156231105 is an apocalyptic number.

It is an amenable number.

4156231105 is a deficient number, since it is larger than the sum of its proper divisors (1348295615).

4156231105 is a wasteful number, since it uses less digits than its factorization.

4156231105 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8481.

The product of its (nonzero) digits is 3600, while the sum is 28.

The square root of 4156231105 is about 64468.8382476371. The cubic root of 4156231105 is about 1607.8044613892.

Adding to 4156231105 its reverse (5011326514), we get a palindrome (9167557619).

The spelling of 4156231105 in words is "four billion, one hundred fifty-six million, two hundred thirty-one thousand, one hundred five".