4143662401 has 4 divisors (see below), whose sum is σ = 4176289792. Its totient is φ = 4111035012.

The previous prime is 4143662387. The next prime is 4143662459. The reversal of 4143662401 is 1042663414.

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 a de Polignac number, because none of the positive numbers 2^k-4143662401 is a prime.

It is a super-2 number, since 2×4143662401² = 34339876186922169602, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (4143662491) 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, 16313505 + ... + 16313758.

It is an arithmetic number, because the mean of its divisors is an integer number (1044072448).

Almost surely, 2^4143662401 is an apocalyptic number.

It is an amenable number.

4143662401 is a deficient number, since it is larger than the sum of its proper divisors (32627391).

4143662401 is a wasteful number, since it uses less digits than its factorization.

4143662401 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 32627390.

The product of its (nonzero) digits is 13824, while the sum is 31.

The square root of 4143662401 is about 64371.2855316717. The cubic root of 4143662401 is about 1606.1821243687.

The spelling of 4143662401 in words is "four billion, one hundred forty-three million, six hundred sixty-two thousand, four hundred one".