1051111060505 has 8 divisors (see below), whose sum is σ = 1375999933824. Its totient is φ = 764444407600.

The previous prime is 1051111060451. The next prime is 1051111060513. The reversal of 1051111060505 is 5050601111501.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 1051111060505 - 2¹⁴ = 1051111044121 is a prime.

It is a super-2 number, since 2×1051111060505² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9555555041 + ... + 9555555150.

It is an arithmetic number, because the mean of its divisors is an integer number (171999991728).

Almost surely, 2^{1051111060505} is an apocalyptic number.

It is an amenable number.

1051111060505 is a deficient number, since it is larger than the sum of its proper divisors (324888873319).

1051111060505 is a wasteful number, since it uses less digits than its factorization.

1051111060505 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19111110207.

The product of its (nonzero) digits is 750, while the sum is 26.

The spelling of 1051111060505 in words is "one trillion, fifty-one billion, one hundred eleven million, sixty thousand, five hundred five".