1040421113 has 2 divisors, whose sum is σ = 1040421114. Its totient is φ = 1040421112.

The previous prime is 1040421079. The next prime is 1040421157. The reversal of 1040421113 is 3111240401.

It is a happy number.

1040421113 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1029318889 + 11102224 = 32083^2 + 3332^2 .

It is a cyclic number.

It is not a de Polignac number, because 1040421113 - 2⁶ = 1040421049 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1040421091 and 1040421100.

It is not a weakly prime, because it can be changed into another prime (1040421713) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 520210556 + 520210557.

It is an arithmetic number, because the mean of its divisors is an integer number (520210557).

Almost surely, 2^1040421113 is an apocalyptic number.

It is an amenable number.

1040421113 is a deficient number, since it is larger than the sum of its proper divisors (1).

1040421113 is an equidigital number, since it uses as much as digits as its factorization.

1040421113 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 96, while the sum is 17.

The square root of 1040421113 is about 32255.5594122936. The cubic root of 1040421113 is about 1013.2961336351.

Adding to 1040421113 its reverse (3111240401), we get a palindrome (4151661514).

The spelling of 1040421113 in words is "one billion, forty million, four hundred twenty-one thousand, one hundred thirteen".