4155981411 has 16 divisors (see below), whose sum is σ = 5567930784. Its totient is φ = 2757368064.

The previous prime is 4155981409. The next prime is 4155981421. The reversal of 4155981411 is 1141895514.

It is not a de Polignac number, because 4155981411 - 2¹ = 4155981409 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 4155981411.

It is not an unprimeable number, because it can be changed into a prime (4155981421) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 839335 + ... + 844271.

It is an arithmetic number, because the mean of its divisors is an integer number (347995674).

Almost surely, 2^4155981411 is an apocalyptic number.

4155981411 is a deficient number, since it is larger than the sum of its proper divisors (1411949373).

4155981411 is a wasteful number, since it uses less digits than its factorization.

4155981411 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6230.

The product of its digits is 28800, while the sum is 39.

The square root of 4155981411 is about 64466.9016705472. The cubic root of 4155981411 is about 1607.7722633748.

The spelling of 4155981411 in words is "four billion, one hundred fifty-five million, nine hundred eighty-one thousand, four hundred eleven".