1042411091 has 2 divisors, whose sum is σ = 1042411092. Its totient is φ = 1042411090.

The previous prime is 1042411067. The next prime is 1042411121. The reversal of 1042411091 is 1901142401.

It is a weak prime.

It is an emirp because it is prime and its reverse (1901142401) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 1042411091 - 2²⁶ = 975302227 is a prime.

It is not a weakly prime, because it can be changed into another prime (1042491091) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 521205545 + 521205546.

It is an arithmetic number, because the mean of its divisors is an integer number (521205546).

Almost surely, 2^1042411091 is an apocalyptic number.

1042411091 is a deficient number, since it is larger than the sum of its proper divisors (1).

1042411091 is an equidigital number, since it uses as much as digits as its factorization.

1042411091 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 288, while the sum is 23.

The square root of 1042411091 is about 32286.3917308825. The cubic root of 1042411091 is about 1013.9417545164.

Adding to 1042411091 its reverse (1901142401), we get a palindrome (2943553492).

The spelling of 1042411091 in words is "one billion, forty-two million, four hundred eleven thousand, ninety-one".