10511400481 has 2 divisors, whose sum is σ = 10511400482. Its totient is φ = 10511400480.

The previous prime is 10511400443. The next prime is 10511400541. The reversal of 10511400481 is 18400411501.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 5302169856 + 5209230625 = 72816^2 + 72175^2 .

It is a cyclic number.

It is not a de Polignac number, because 10511400481 - 2¹⁹ = 10510876193 is a prime.

It is a super-2 number, since 2×10511400481² (a number of 21 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (10511400421) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5255700240 + 5255700241.

It is an arithmetic number, because the mean of its divisors is an integer number (5255700241).

Almost surely, 2^10511400481 is an apocalyptic number.

It is an amenable number.

10511400481 is a deficient number, since it is larger than the sum of its proper divisors (1).

10511400481 is an equidigital number, since it uses as much as digits as its factorization.

10511400481 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 640, while the sum is 25.

Adding to 10511400481 its reverse (18400411501), we get a palindrome (28911811982).

The spelling of 10511400481 in words is "ten billion, five hundred eleven million, four hundred thousand, four hundred eighty-one".