4011255511 has 2 divisors, whose sum is σ = 4011255512. Its totient is φ = 4011255510.

The previous prime is 4011255497. The next prime is 4011255527. The reversal of 4011255511 is 1155521104.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-4011255511 is a prime.

It is a super-2 number, since 2×4011255511² = 32180341549055742242, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (4011255811) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2005627755 + 2005627756.

It is an arithmetic number, because the mean of its divisors is an integer number (2005627756).

Almost surely, 2^4011255511 is an apocalyptic number.

4011255511 is a deficient number, since it is larger than the sum of its proper divisors (1).

4011255511 is an equidigital number, since it uses as much as digits as its factorization.

4011255511 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1000, while the sum is 25.

The square root of 4011255511 is about 63334.4733221963. The cubic root of 4011255511 is about 1588.8885751035. Note that the first 3 decimals are identical.

Adding to 4011255511 its reverse (1155521104), we get a palindrome (5166776615).

The spelling of 4011255511 in words is "four billion, eleven million, two hundred fifty-five thousand, five hundred eleven".