4321401631 has 2 divisors, whose sum is σ = 4321401632. Its totient is φ = 4321401630.

The previous prime is 4321401611. The next prime is 4321401641. The reversal of 4321401631 is 1361041234.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 4321401631 - 2¹⁷ = 4321270559 is a prime.

It is a super-2 number, since 2×4321401631² = 37349024112818920322, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 4321401596 and 4321401605.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (4321401611) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2160700815 + 2160700816.

It is an arithmetic number, because the mean of its divisors is an integer number (2160700816).

Almost surely, 2^4321401631 is an apocalyptic number.

4321401631 is a deficient number, since it is larger than the sum of its proper divisors (1).

4321401631 is an equidigital number, since it uses as much as digits as its factorization.

4321401631 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1728, while the sum is 25.

The square root of 4321401631 is about 65737.3686041661. The cubic root of 4321401631 is about 1628.8266903496.

Adding to 4321401631 its reverse (1361041234), we get a palindrome (5682442865).

The spelling of 4321401631 in words is "four billion, three hundred twenty-one million, four hundred one thousand, six hundred thirty-one".