1042782523 has 2 divisors, whose sum is σ = 1042782524. Its totient is φ = 1042782522.

The previous prime is 1042782511. The next prime is 1042782571. The reversal of 1042782523 is 3252872401.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1042782523 - 2⁹ = 1042782011 is a prime.

It is not a weakly prime, because it can be changed into another prime (1042782593) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 521391261 + 521391262.

It is an arithmetic number, because the mean of its divisors is an integer number (521391262).

Almost surely, 2^1042782523 is an apocalyptic number.

1042782523 is a deficient number, since it is larger than the sum of its proper divisors (1).

1042782523 is an equidigital number, since it uses as much as digits as its factorization.

1042782523 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 26880, while the sum is 34.

The square root of 1042782523 is about 32292.1433633632. The cubic root of 1042782523 is about 1014.0621694833.

The spelling of 1042782523 in words is "one billion, forty-two million, seven hundred eighty-two thousand, five hundred twenty-three".