1041117491 has 2 divisors, whose sum is σ = 1041117492. Its totient is φ = 1041117490.

The previous prime is 1041117431. The next prime is 1041117527. The reversal of 1041117491 is 1947111401.

It is a happy number.

1041117491 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1041117491 - 2¹⁰ = 1041116467 is a prime.

It is a super-2 number, since 2×1041117491² = 2167851260132270162, which contains 22 as substring.

It is a Sophie Germain prime.

It is not a weakly prime, because it can be changed into another prime (1041117401) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 520558745 + 520558746.

It is an arithmetic number, because the mean of its divisors is an integer number (520558746).

Almost surely, 2^1041117491 is an apocalyptic number.

1041117491 is a deficient number, since it is larger than the sum of its proper divisors (1).

1041117491 is an equidigital number, since it uses as much as digits as its factorization.

1041117491 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1008, while the sum is 29.

The square root of 1041117491 is about 32266.3523039094. The cubic root of 1041117491 is about 1013.5221574222.

Adding to 1041117491 its reverse (1947111401), we get a palindrome (2988228892).

The spelling of 1041117491 in words is "one billion, forty-one million, one hundred seventeen thousand, four hundred ninety-one".