1125530022340 has 24 divisors (see below), whose sum is σ = 2366735420952. Its totient is φ = 449617271040.

The previous prime is 1125530022329. The next prime is 1125530022431. The reversal of 1125530022340 is 432200355211.

It can be written as a sum of positive squares in 4 ways, for example, as 202685442436 + 922844579904 = 450206^2 + 960648^2 .

It is a junction number, because it is equal to n+sod(n) for n = 1125530022299 and 1125530022308.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 37155601 + ... + 37185880.

It is an arithmetic number, because the mean of its divisors is an integer number (98613975873).

Almost surely, 2^{1125530022340} is an apocalyptic number.

1125530022340 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1125530022340 is an abundant number, since it is smaller than the sum of its proper divisors (1241205398612).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1125530022340 is a wasteful number, since it uses less digits than its factorization.

1125530022340 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 74342247 (or 74342245 counting only the distinct ones).

The product of its (nonzero) digits is 7200, while the sum is 28.

Adding to 1125530022340 its reverse (432200355211), we get a palindrome (1557730377551).

The spelling of 1125530022340 in words is "one trillion, one hundred twenty-five billion, five hundred thirty million, twenty-two thousand, three hundred forty".