4011154230421 has 16 divisors (see below), whose sum is σ = 4365340479360. Its totient is φ = 3663535579200.

The previous prime is 4011154230401. The next prime is 4011154230427. The reversal of 4011154230421 is 1240324511104.

It is a happy number.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-4011154230421 is a prime.

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 4011154230421.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4011154230427) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 996760 + ... + 3002638.

It is an arithmetic number, because the mean of its divisors is an integer number (272833779960).

Almost surely, 2^{4011154230421} is an apocalyptic number.

It is an amenable number.

4011154230421 is a deficient number, since it is larger than the sum of its proper divisors (354186248939).

4011154230421 is a wasteful number, since it uses less digits than its factorization.

4011154230421 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2007516.

The product of its (nonzero) digits is 3840, while the sum is 28.

Adding to 4011154230421 its reverse (1240324511104), we get a palindrome (5251478741525).

The spelling of 4011154230421 in words is "four trillion, eleven billion, one hundred fifty-four million, two hundred thirty thousand, four hundred twenty-one".