1041809971 has 2 divisors, whose sum is σ = 1041809972. Its totient is φ = 1041809970.

The previous prime is 1041809953. The next prime is 1041810017. The reversal of 1041809971 is 1799081401.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1041809971 - 2⁵ = 1041809939 is a prime.

It is not a weakly prime, because it can be changed into another prime (1041809471) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 520904985 + 520904986.

It is an arithmetic number, because the mean of its divisors is an integer number (520904986).

Almost surely, 2^1041809971 is an apocalyptic number.

1041809971 is a deficient number, since it is larger than the sum of its proper divisors (1).

1041809971 is an equidigital number, since it uses as much as digits as its factorization.

1041809971 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 18144, while the sum is 40.

The square root of 1041809971 is about 32277.0812032315. The cubic root of 1041809971 is about 1013.7468161121.

The spelling of 1041809971 in words is "one billion, forty-one million, eight hundred nine thousand, nine hundred seventy-one".