1041771979 has 2 divisors, whose sum is σ = 1041771980. Its totient is φ = 1041771978.

The previous prime is 1041771971. The next prime is 1041771989. The reversal of 1041771979 is 9791771401.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1041771979 - 2³ = 1041771971 is a prime.

It is not a weakly prime, because it can be changed into another prime (1041771971) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 520885989 + 520885990.

It is an arithmetic number, because the mean of its divisors is an integer number (520885990).

Almost surely, 2^1041771979 is an apocalyptic number.

1041771979 is a deficient number, since it is larger than the sum of its proper divisors (1).

1041771979 is an equidigital number, since it uses as much as digits as its factorization.

1041771979 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 111132, while the sum is 46.

The square root of 1041771979 is about 32276.4926688139. The cubic root of 1041771979 is about 1013.7344930915.

The spelling of 1041771979 in words is "one billion, forty-one million, seven hundred seventy-one thousand, nine hundred seventy-nine".