4011123401 has 16 divisors (see below), whose sum is σ = 4089657600. Its totient is φ = 3933642240.

The previous prime is 4011123367. The next prime is 4011123419. The reversal of 4011123401 is 1043211104.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 4011123401 - 2²⁶ = 3944014537 is a prime.

It is a super-2 number, since 2×4011123401² = 32178221876099613602, which contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 4011123401.

It is not an unprimeable number, because it can be changed into a prime (4011123451) 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 15 ways as a sum of consecutive naturals, for example, 4552481 + ... + 4553361.

It is an arithmetic number, because the mean of its divisors is an integer number (255603600).

Almost surely, 2^4011123401 is an apocalyptic number.

It is an amenable number.

4011123401 is a deficient number, since it is larger than the sum of its proper divisors (78534199).

4011123401 is a wasteful number, since it uses less digits than its factorization.

4011123401 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1384.

The product of its (nonzero) digits is 96, while the sum is 17.

The square root of 4011123401 is about 63333.4303586976. The cubic root of 4011123401 is about 1588.8711316560.

Adding to 4011123401 its reverse (1043211104), we get a palindrome (5054334505).

The spelling of 4011123401 in words is "four billion, eleven million, one hundred twenty-three thousand, four hundred one".