1142736125 has 32 divisors (see below), whose sum is σ = 1454319360. Its totient is φ = 896280000.

The previous prime is 1142736047. The next prime is 1142736149. The reversal of 1142736125 is 5216372411.

It is not a de Polignac number, because 1142736125 - 2¹⁰ = 1142735101 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1142736091 and 1142736100.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2937431 + ... + 2937819.

It is an arithmetic number, because the mean of its divisors is an integer number (45447480).

Almost surely, 2^1142736125 is an apocalyptic number.

It is an amenable number.

1142736125 is a deficient number, since it is larger than the sum of its proper divisors (311583235).

1142736125 is an equidigital number, since it uses as much as digits as its factorization.

1142736125 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 806 (or 796 counting only the distinct ones).

The product of its digits is 10080, while the sum is 32.

The square root of 1142736125 is about 33804.3802635102. The cubic root of 1142736125 is about 1045.4790124021.

The spelling of 1142736125 in words is "one billion, one hundred forty-two million, seven hundred thirty-six thousand, one hundred twenty-five".