401023424041 has 4 divisors (see below), whose sum is σ = 405529305300. Its totient is φ = 396517542784.

The previous prime is 401023424029. The next prime is 401023424059. The reversal of 401023424041 is 140424320104.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 283582875625 + 117440548416 = 532525^2 + 342696^2 .

It is a cyclic number.

It is not a de Polignac number, because 401023424041 - 2²⁷ = 400889206313 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 401023423997 and 401023424015.

It is not an unprimeable number, because it can be changed into a prime (401023424071) 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, 2252940496 + ... + 2252940673.

It is an arithmetic number, because the mean of its divisors is an integer number (101382326325).

Almost surely, 2^401023424041 is an apocalyptic number.

It is an amenable number.

401023424041 is a deficient number, since it is larger than the sum of its proper divisors (4505881259).

401023424041 is an equidigital number, since it uses as much as digits as its factorization.

401023424041 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4505881258.

The product of its (nonzero) digits is 3072, while the sum is 25.

Adding to 401023424041 its reverse (140424320104), we get a palindrome (541447744145).

It can be divided in two parts, 40 and 1023424041, that added together give a square (1023424081 = 31991²).

The spelling of 401023424041 in words is "four hundred one billion, twenty-three million, four hundred twenty-four thousand, forty-one".