1023542011 has 2 divisors, whose sum is σ = 1023542012. Its totient is φ = 1023542010.

The previous prime is 1023541957. The next prime is 1023542059. The reversal of 1023542011 is 1102453201.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1023542011 - 2¹¹ = 1023539963 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 1023542011.

It is not a weakly prime, because it can be changed into another prime (1023542071) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 511771005 + 511771006.

It is an arithmetic number, because the mean of its divisors is an integer number (511771006).

Almost surely, 2^1023542011 is an apocalyptic number.

1023542011 is a deficient number, since it is larger than the sum of its proper divisors (1).

1023542011 is an equidigital number, since it uses as much as digits as its factorization.

1023542011 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 240, while the sum is 19.

The square root of 1023542011 is about 31992.8431215483. The cubic root of 1023542011 is about 1007.7865492832.

Adding to 1023542011 its reverse (1102453201), we get a palindrome (2125995212).

The spelling of 1023542011 in words is "one billion, twenty-three million, five hundred forty-two thousand, eleven".