1112403001 has 2 divisors, whose sum is σ = 1112403002. Its totient is φ = 1112403000.

The previous prime is 1112402959. The next prime is 1112403023. The reversal of 1112403001 is 1003042111.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 699338025 + 413064976 = 26445^2 + 20324^2 .

It is a cyclic number.

It is not a de Polignac number, because 1112403001 - 2¹¹ = 1112400953 is a prime.

It is not a weakly prime, because it can be changed into another prime (1112403031) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 556201500 + 556201501.

It is an arithmetic number, because the mean of its divisors is an integer number (556201501).

Almost surely, 2^1112403001 is an apocalyptic number.

It is an amenable number.

1112403001 is a deficient number, since it is larger than the sum of its proper divisors (1).

1112403001 is an equidigital number, since it uses as much as digits as its factorization.

1112403001 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 24, while the sum is 13.

The square root of 1112403001 is about 33352.7060521332. The cubic root of 1112403001 is about 1036.1454334002.

Adding to 1112403001 its reverse (1003042111), we get a palindrome (2115445112).

The spelling of 1112403001 in words is "one billion, one hundred twelve million, four hundred three thousand, one".