1040542319 has 2 divisors, whose sum is σ = 1040542320. Its totient is φ = 1040542318.

The previous prime is 1040542297. The next prime is 1040542381. The reversal of 1040542319 is 9132450401.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1040542319 - 2²⁴ = 1023765103 is a prime.

It is a super-2 number, since 2×1040542319² = 2165456635259795522, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1040542291 and 1040542300.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1040502319) 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, 520271159 + 520271160.

It is an arithmetic number, because the mean of its divisors is an integer number (520271160).

Almost surely, 2^1040542319 is an apocalyptic number.

1040542319 is a deficient number, since it is larger than the sum of its proper divisors (1).

1040542319 is an equidigital number, since it uses as much as digits as its factorization.

1040542319 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 4320, while the sum is 29.

The square root of 1040542319 is about 32257.4381964842. The cubic root of 1040542319 is about 1013.3354807804.

The spelling of 1040542319 in words is "one billion, forty million, five hundred forty-two thousand, three hundred nineteen".