1125082142687 has 8 divisors (see below), whose sum is σ = 1191843737136. Its totient is φ = 1058385025152.

The previous prime is 1125082142683. The next prime is 1125082142689. The reversal of 1125082142687 is 7862412805211.

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

It is not a de Polignac number, because 1125082142687 - 2² = 1125082142683 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 (1125082142683) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 16083293 + ... + 16153094.

It is an arithmetic number, because the mean of its divisors is an integer number (148980467142).

Almost surely, 2^{1125082142687} is an apocalyptic number.

1125082142687 is a gapful number since it is divisible by the number (17) formed by its first and last digit.

1125082142687 is a deficient number, since it is larger than the sum of its proper divisors (66761594449).

1125082142687 is a wasteful number, since it uses less digits than its factorization.

1125082142687 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 32238457.

The product of its (nonzero) digits is 430080, while the sum is 47.

Adding to 1125082142687 its reverse (7862412805211), we get a palindrome (8987494947898).

The spelling of 1125082142687 in words is "one trillion, one hundred twenty-five billion, eighty-two million, one hundred forty-two thousand, six hundred eighty-seven".