1125684455236 has 18 divisors (see below), whose sum is σ = 2165314521230. Its totient is φ = 511674752160.

The previous prime is 1125684455221. The next prime is 1125684455257. The reversal of 1125684455236 is 6325544865211.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 824634712836 + 301049742400 = 908094^2 + 548680^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1162896681 + ... + 1162897648.

Almost surely, 2^{1125684455236} is an apocalyptic number.

It is an amenable number.

1125684455236 is a deficient number, since it is larger than the sum of its proper divisors (1039630065994).

1125684455236 is a wasteful number, since it uses less digits than its factorization.

1125684455236 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2325794355 (or 2325794342 counting only the distinct ones).

The product of its digits is 6912000, while the sum is 52.

The spelling of 1125684455236 in words is "one trillion, one hundred twenty-five billion, six hundred eighty-four million, four hundred fifty-five thousand, two hundred thirty-six".