1024401401 has 2 divisors, whose sum is σ = 1024401402. Its totient is φ = 1024401400.

The previous prime is 1024401377. The next prime is 1024401421. The reversal of 1024401401 is 1041044201.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 833823376 + 190578025 = 28876^2 + 13805^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1024401401 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 1024401401.

It is not a weakly prime, because it can be changed into another prime (1024401421) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 512200700 + 512200701.

It is an arithmetic number, because the mean of its divisors is an integer number (512200701).

Almost surely, 2^1024401401 is an apocalyptic number.

It is an amenable number.

1024401401 is a deficient number, since it is larger than the sum of its proper divisors (1).

1024401401 is an equidigital number, since it uses as much as digits as its factorization.

1024401401 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 128, while the sum is 17.

The square root of 1024401401 is about 32006.2712761109. The cubic root of 1024401401 is about 1008.0685241613.

Adding to 1024401401 its reverse (1041044201), we get a palindrome (2065445602).

The spelling of 1024401401 in words is "one billion, twenty-four million, four hundred one thousand, four hundred one".