1125072881654 has 8 divisors (see below), whose sum is σ = 1712797521528. Its totient is φ = 554140374480.

The previous prime is 1125072881651. The next prime is 1125072881657. The reversal of 1125072881654 is 4561882705211.

It is an interprime number because it is at equal distance from previous prime (1125072881651) and next prime (1125072881657).

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

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1125072881651) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4198033007 + ... + 4198033274.

It is an arithmetic number, because the mean of its divisors is an integer number (214099690191).

Almost surely, 2^{1125072881654} is an apocalyptic number.

1125072881654 is a deficient number, since it is larger than the sum of its proper divisors (587724639874).

1125072881654 is an equidigital number, since it uses as much as digits as its factorization.

1125072881654 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8396066350.

The product of its (nonzero) digits is 1075200, while the sum is 50.

The spelling of 1125072881654 in words is "one trillion, one hundred twenty-five billion, seventy-two million, eight hundred eighty-one thousand, six hundred fifty-four".