4312001 has 4 divisors (see below), whose sum is σ = 4320432. Its totient is φ = 4303572.

The previous prime is 4311977. The next prime is 4312003. The reversal of 4312001 is 1002134.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 4312001 - 2¹⁴ = 4295617 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (4312003) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3395 + ... + 4488.

It is an arithmetic number, because the mean of its divisors is an integer number (1080108).

Almost surely, 2^4312001 is an apocalyptic number.

It is an amenable number.

4312001 is a deficient number, since it is larger than the sum of its proper divisors (8431).

4312001 is an equidigital number, since it uses as much as digits as its factorization.

4312001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8430.

The product of its (nonzero) digits is 24, while the sum is 11.

The square root of 4312001 is about 2076.5358171724. The cubic root of 4312001 is about 162.7644734702.

Adding to 4312001 its reverse (1002134), we get a palindrome (5314135).

The spelling of 4312001 in words is "four million, three hundred twelve thousand, one".