1025510011 has 2 divisors, whose sum is σ = 1025510012. Its totient is φ = 1025510010.

The previous prime is 1025509987. The next prime is 1025510021. The reversal of 1025510011 is 1100155201.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1025510011 - 2¹³ = 1025501819 is a prime.

It is a super-2 number, since 2×1025510011² = 2103341565322440242, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (1025510021) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 512755005 + 512755006.

It is an arithmetic number, because the mean of its divisors is an integer number (512755006).

Almost surely, 2^1025510011 is an apocalyptic number.

1025510011 is a deficient number, since it is larger than the sum of its proper divisors (1).

1025510011 is an equidigital number, since it uses as much as digits as its factorization.

1025510011 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 50, while the sum is 16.

The square root of 1025510011 is about 32023.5852302643. The cubic root of 1025510011 is about 1008.4320378996.

Adding to 1025510011 its reverse (1100155201), we get a palindrome (2125665212).

The spelling of 1025510011 in words is "one billion, twenty-five million, five hundred ten thousand, eleven".