1041399479 has 2 divisors, whose sum is σ = 1041399480. Its totient is φ = 1041399478.

The previous prime is 1041399439. The next prime is 1041399487. The reversal of 1041399479 is 9749931401.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1041399479 is a prime.

It is a super-2 number, since 2×1041399479² = 2169025749722942882, which contains 22 as substring.

It is a Sophie Germain prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1041399419) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 520699739 + 520699740.

It is an arithmetic number, because the mean of its divisors is an integer number (520699740).

Almost surely, 2^1041399479 is an apocalyptic number.

1041399479 is a deficient number, since it is larger than the sum of its proper divisors (1).

1041399479 is an equidigital number, since it uses as much as digits as its factorization.

1041399479 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 244944, while the sum is 47.

The square root of 1041399479 is about 32270.7216993980. The cubic root of 1041399479 is about 1013.6136537516.

The spelling of 1041399479 in words is "one billion, forty-one million, three hundred ninety-nine thousand, four hundred seventy-nine".