4170401243 has 2 divisors, whose sum is σ = 4170401244. Its totient is φ = 4170401242.

The previous prime is 4170401237. The next prime is 4170401251. The reversal of 4170401243 is 3421040714.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-4170401243 is a prime.

It is not a weakly prime, because it can be changed into another prime (4170400243) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2085200621 + 2085200622.

It is an arithmetic number, because the mean of its divisors is an integer number (2085200622).

Almost surely, 2^4170401243 is an apocalyptic number.

4170401243 is a deficient number, since it is larger than the sum of its proper divisors (1).

4170401243 is an equidigital number, since it uses as much as digits as its factorization.

4170401243 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2688, while the sum is 26.

The square root of 4170401243 is about 64578.6438615739. The cubic root of 4170401243 is about 1609.6295899538.

Adding to 4170401243 its reverse (3421040714), we get a palindrome (7591441957).

The spelling of 4170401243 in words is "four billion, one hundred seventy million, four hundred one thousand, two hundred forty-three".