4381007 has 2 divisors, whose sum is σ = 4381008. Its totient is φ = 4381006.

The previous prime is 4380991. The next prime is 4381009. The reversal of 4381007 is 7001834.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 4381007 - 2⁴ = 4380991 is a prime.

Together with 4381009, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (4381009) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2190503 + 2190504.

It is an arithmetic number, because the mean of its divisors is an integer number (2190504).

Almost surely, 2^4381007 is an apocalyptic number.

4381007 is a deficient number, since it is larger than the sum of its proper divisors (1).

4381007 is an equidigital number, since it uses as much as digits as its factorization.

4381007 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 672, while the sum is 23.

The square root of 4381007 is about 2093.0855214252. The cubic root of 4381007 is about 163.6281357348.

The spelling of 4381007 in words is "four million, three hundred eighty-one thousand, seven".