1125514442 has 8 divisors (see below), whose sum is σ = 1818138756. Its totient is φ = 519468192.

The previous prime is 1125514409. The next prime is 1125514463. The reversal of 1125514442 is 2444155211.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 1087086841 + 38427601 = 32971^2 + 6199^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 21644483 + ... + 21644534.

Almost surely, 2^1125514442 is an apocalyptic number.

1125514442 is a deficient number, since it is larger than the sum of its proper divisors (692624314).

1125514442 is a wasteful number, since it uses less digits than its factorization.

1125514442 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 43289032.

The product of its digits is 6400, while the sum is 29.

The square root of 1125514442 is about 33548.6876345409. The cubic root of 1125514442 is about 1040.2004181058.

Adding to 1125514442 its reverse (2444155211), we get a palindrome (3569669653).

The spelling of 1125514442 in words is "one billion, one hundred twenty-five million, five hundred fourteen thousand, four hundred forty-two".