1125214242 has 8 divisors (see below), whose sum is σ = 2250428496. Its totient is φ = 375071412.

The previous prime is 1125214231. The next prime is 1125214243. The reversal of 1125214242 is 2424125211.

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

1125214242 is an admirable number.

It is a super-2 number, since 2×1125214242² = 2532214180799269128, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (1125214243) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 93767848 + ... + 93767859.

It is an arithmetic number, because the mean of its divisors is an integer number (281303562).

Almost surely, 2^1125214242 is an apocalyptic number.

1125214242 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

1125214242 is a wasteful number, since it uses less digits than its factorization.

1125214242 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 187535712.

The product of its digits is 1280, while the sum is 24.

The square root of 1125214242 is about 33544.2132416308. The cubic root of 1125214242 is about 1040.1079282715.

Adding to 1125214242 its reverse (2424125211), we get a palindrome (3549339453).

The spelling of 1125214242 in words is "one billion, one hundred twenty-five million, two hundred fourteen thousand, two hundred forty-two".