10541781115 has 16 divisors (see below), whose sum is σ = 13323791520. Its totient is φ = 7984846080.

The previous prime is 10541781071. The next prime is 10541781181. The reversal of 10541781115 is 51118714501.

It is not a de Polignac number, because 10541781115 - 2¹⁷ = 10541650043 is a prime.

It is a super-2 number, since 2×10541781115² (a number of 21 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 133527 + ... + 197263.

It is an arithmetic number, because the mean of its divisors is an integer number (832736970).

Almost surely, 2^10541781115 is an apocalyptic number.

10541781115 is a deficient number, since it is larger than the sum of its proper divisors (2782010405).

10541781115 is a wasteful number, since it uses less digits than its factorization.

10541781115 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 65502.

The product of its (nonzero) digits is 5600, while the sum is 34.

The spelling of 10541781115 in words is "ten billion, five hundred forty-one million, seven hundred eighty-one thousand, one hundred fifteen".