4001156162 has 8 divisors (see below), whose sum is σ = 6002090256. Its totient is φ = 2000459412.

The previous prime is 4001156161. The next prime is 4001156167. The reversal of 4001156162 is 2616511004.

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

It is a super-3 number, since 3×4001156162³ (a number of 30 digits) contains 333 as substring.

It is not an unprimeable number, because it can be changed into a prime (4001156161) 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, 8468 + ... + 89855.

It is an arithmetic number, because the mean of its divisors is an integer number (750261282).

Almost surely, 2^4001156162 is an apocalyptic number.

4001156162 is a deficient number, since it is larger than the sum of its proper divisors (2000934094).

4001156162 is a wasteful number, since it uses less digits than its factorization.

4001156162 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 118672.

The product of its (nonzero) digits is 1440, while the sum is 26.

The square root of 4001156162 is about 63254.6928061468. The cubic root of 4001156162 is about 1587.5539782998.

Adding to 4001156162 its reverse (2616511004), we get a palindrome (6617667166).

The spelling of 4001156162 in words is "four billion, one million, one hundred fifty-six thousand, one hundred sixty-two".