1042525111 has 2 divisors, whose sum is σ = 1042525112. Its totient is φ = 1042525110.

The previous prime is 1042525039. The next prime is 1042525123. The reversal of 1042525111 is 1115252401.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1042525111 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1042525171) 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, 521262555 + 521262556.

It is an arithmetic number, because the mean of its divisors is an integer number (521262556).

Almost surely, 2^1042525111 is an apocalyptic number.

1042525111 is a deficient number, since it is larger than the sum of its proper divisors (1).

1042525111 is an equidigital number, since it uses as much as digits as its factorization.

1042525111 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 400, while the sum is 22.

The square root of 1042525111 is about 32288.1574420096. The cubic root of 1042525111 is about 1013.9787218334.

Adding to 1042525111 its reverse (1115252401), we get a palindrome (2157777512).

The spelling of 1042525111 in words is "one billion, forty-two million, five hundred twenty-five thousand, one hundred eleven".