4002111155 has 8 divisors (see below), whose sum is σ = 5488609632. Its totient is φ = 2744304768.

The previous prime is 4002111133. The next prime is 4002111161. The reversal of 4002111155 is 5511112004.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 4002111155 - 2¹² = 4002107059 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 57172982 + ... + 57173051.

It is an arithmetic number, because the mean of its divisors is an integer number (686076204).

Almost surely, 2^4002111155 is an apocalyptic number.

4002111155 is a deficient number, since it is larger than the sum of its proper divisors (1486498477).

4002111155 is a wasteful number, since it uses less digits than its factorization.

4002111155 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 114346045.

The product of its (nonzero) digits is 200, while the sum is 20.

The square root of 4002111155 is about 63262.2411474649. The cubic root of 4002111155 is about 1587.6802736563.

Adding to 4002111155 its reverse (5511112004), we get a palindrome (9513223159).

The spelling of 4002111155 in words is "four billion, two million, one hundred eleven thousand, one hundred fifty-five".