4002113451 has 16 divisors (see below), whose sum is σ = 6120483584. Its totient is φ = 2278662624.

The previous prime is 4002113447. The next prime is 4002113471. The reversal of 4002113451 is 1543112004.

It is not a de Polignac number, because 4002113451 - 2² = 4002113447 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (21).

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (4002113471) 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, 338185 + ... + 349818.

It is an arithmetic number, because the mean of its divisors is an integer number (382530224).

Almost surely, 2^4002113451 is an apocalyptic number.

4002113451 is a deficient number, since it is larger than the sum of its proper divisors (2118370133).

4002113451 is a wasteful number, since it uses less digits than its factorization.

4002113451 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 688290.

The product of its (nonzero) digits is 480, while the sum is 21.

The square root of 4002113451 is about 63262.2592941479. The cubic root of 4002113451 is about 1587.6805772721.

Adding to 4002113451 its reverse (1543112004), we get a palindrome (5545225455).

The spelling of 4002113451 in words is "four billion, two million, one hundred thirteen thousand, four hundred fifty-one".