4000001451 has 32 divisors (see below), whose sum is σ = 5804338176. Its totient is φ = 2440320000.

The previous prime is 4000001443. The next prime is 4000001477. The reversal of 4000001451 is 1541000004.

It is not a de Polignac number, because 4000001451 - 2³ = 4000001443 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 4000001451.

It is not an unprimeable number, because it can be changed into a prime (4000001431) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 647226 + ... + 653376.

It is an arithmetic number, because the mean of its divisors is an integer number (181385568).

Almost surely, 2^4000001451 is an apocalyptic number.

4000001451 is a gapful number since it is divisible by the number (41) formed by its first and last digit.

4000001451 is a deficient number, since it is larger than the sum of its proper divisors (1804336725).

4000001451 is a wasteful number, since it uses less digits than its factorization.

4000001451 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6523.

The product of its (nonzero) digits is 80, while the sum is 15.

The square root of 4000001451 is about 63245.5646745288. The cubic root of 4000001451 is about 1587.4012439114.

Adding to 4000001451 its reverse (1541000004), we get a palindrome (5541001455).

The spelling of 4000001451 in words is "four billion, one thousand, four hundred fifty-one".