4003154412 has 12 divisors (see below), whose sum is σ = 9340693656. Its totient is φ = 1334384800.

The previous prime is 4003154387. The next prime is 4003154413. The reversal of 4003154412 is 2144513004.

It is a tau number, because it is divible by the number of its divisors (12).

It is not an unprimeable number, because it can be changed into a prime (4003154413) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 166798089 + ... + 166798112.

It is an arithmetic number, because the mean of its divisors is an integer number (778391138).

Almost surely, 2^4003154412 is an apocalyptic number.

It is an amenable number.

4003154412 is an abundant number, since it is smaller than the sum of its proper divisors (5337539244).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

4003154412 is a wasteful number, since it uses less digits than its factorization.

4003154412 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 333596208 (or 333596206 counting only the distinct ones).

The product of its (nonzero) digits is 1920, while the sum is 24.

The square root of 4003154412 is about 63270.4861052924. The cubic root of 4003154412 is about 1587.8182187383.

Adding to 4003154412 its reverse (2144513004), we get a palindrome (6147667416).

The spelling of 4003154412 in words is "four billion, three million, one hundred fifty-four thousand, four hundred twelve".