1125141142440 has 128 divisors (see below), whose sum is σ = 3947339151360. Its totient is φ = 251194293504.

The previous prime is 1125141142417. The next prime is 1125141142451. The reversal of 1125141142440 is 442411415211.

It is a super-2 number, since 2×1125141142440² (a number of 25 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a junction number, because it is equal to n+sod(n) for n = 1125141142398 and 1125141142407.

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, 15538924 + ... + 15611163.

It is an arithmetic number, because the mean of its divisors is an integer number (30838587120).

Almost surely, 2^{1125141142440} is an apocalyptic number.

1125141142440 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1125141142440 is an abundant number, since it is smaller than the sum of its proper divisors (2822198008920).

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

1125141142440 is a wasteful number, since it uses less digits than its factorization.

1125141142440 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 31150151 (or 31150147 counting only the distinct ones).

The product of its (nonzero) digits is 5120, while the sum is 30.

Adding to 1125141142440 its reverse (442411415211), we get a palindrome (1567552557651).

The spelling of 1125141142440 in words is "one trillion, one hundred twenty-five billion, one hundred forty-one million, one hundred forty-two thousand, four hundred forty".