1011060005551 has 4 divisors (see below), whose sum is σ = 1011835954672. Its totient is φ = 1010284056432.

The previous prime is 1011060005531. The next prime is 1011060005561. The reversal of 1011060005551 is 1555000601101.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 1011060005551 - 2²⁹ = 1010523134639 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1011060005521) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 387972606 + ... + 387975211.

It is an arithmetic number, because the mean of its divisors is an integer number (252958988668).

Almost surely, 2^{1011060005551} is an apocalyptic number.

1011060005551 is a deficient number, since it is larger than the sum of its proper divisors (775949121).

1011060005551 is an equidigital number, since it uses as much as digits as its factorization.

1011060005551 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 775949120.

The product of its (nonzero) digits is 750, while the sum is 25.

Adding to 1011060005551 its reverse (1555000601101), we get a palindrome (2566060606652).

The spelling of 1011060005551 in words is "one trillion, eleven billion, sixty million, five thousand, five hundred fifty-one".