4381140136 has 8 divisors (see below), whose sum is σ = 8214637770. Its totient is φ = 2190570064.

The previous prime is 4381140103. The next prime is 4381140149. The reversal of 4381140136 is 6310411834.

It can be written as a sum of positive squares in only one way, i.e., 4375822500 + 5317636 = 66150^2 + 2306^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is a junction number, because it is equal to n+sod(n) for n = 4381140098 and 4381140107.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 273821251 + ... + 273821266.

Almost surely, 2^4381140136 is an apocalyptic number.

It is an amenable number.

4381140136 is a deficient number, since it is larger than the sum of its proper divisors (3833497634).

4381140136 is a wasteful number, since it uses less digits than its factorization.

4381140136 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 547642523 (or 547642519 counting only the distinct ones).

The product of its (nonzero) digits is 6912, while the sum is 31.

The square root of 4381140136 is about 66190.1815679637. The cubic root of 4381140136 is about 1636.2979323615.

The spelling of 4381140136 in words is "four billion, three hundred eighty-one million, one hundred forty thousand, one hundred thirty-six".