1125038705811 has 16 divisors (see below), whose sum is σ = 1501832916480. Its totient is φ = 749135478240.

The previous prime is 1125038705807. The next prime is 1125038705863. The reversal of 1125038705811 is 1185078305211.

It is not a de Polignac number, because 1125038705811 - 2² = 1125038705807 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1125038705891) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 14683381 + ... + 14759801.

It is an arithmetic number, because the mean of its divisors is an integer number (93864557280).

Almost surely, 2^{1125038705811} is an apocalyptic number.

1125038705811 is a deficient number, since it is larger than the sum of its proper divisors (376794210669).

1125038705811 is a wasteful number, since it uses less digits than its factorization.

1125038705811 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 82186.

The product of its (nonzero) digits is 67200, while the sum is 42.

The spelling of 1125038705811 in words is "one trillion, one hundred twenty-five billion, thirty-eight million, seven hundred five thousand, eight hundred eleven".