1143155254525 has 24 divisors (see below), whose sum is σ = 1423809584640. Its totient is φ = 910470010560.

The previous prime is 1143155254519. The next prime is 1143155254573. The reversal of 1143155254525 is 5254525513411.

It is not a de Polignac number, because 1143155254525 - 2⁹ = 1143155254013 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 5342907 + ... + 5552743.

It is an arithmetic number, because the mean of its divisors is an integer number (59325399360).

Almost surely, 2^{1143155254525} is an apocalyptic number.

It is an amenable number.

1143155254525 is a deficient number, since it is larger than the sum of its proper divisors (280654330115).

1143155254525 is a wasteful number, since it uses less digits than its factorization.

1143155254525 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 210813 (or 210808 counting only the distinct ones).

The product of its digits is 600000, while the sum is 43.

The spelling of 1143155254525 in words is "one trillion, one hundred forty-three billion, one hundred fifty-five million, two hundred fifty-four thousand, five hundred twenty-five".