1120135452 has 12 divisors (see below), whose sum is σ = 2613649416. Its totient is φ = 373378480.

The previous prime is 1120135451. The next prime is 1120135453. The reversal of 1120135452 is 2545310211.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (1120135451) and next prime (1120135453).

It is a tau number, because it is divible by the number of its divisors (12).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1120135451) 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, 46672299 + ... + 46672322.

It is an arithmetic number, because the mean of its divisors is an integer number (217804118).

Almost surely, 2^1120135452 is an apocalyptic number.

1120135452 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1120135452 is an abundant number, since it is smaller than the sum of its proper divisors (1493513964).

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

1120135452 is a wasteful number, since it uses less digits than its factorization.

1120135452 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 93344628 (or 93344626 counting only the distinct ones).

The product of its (nonzero) digits is 1200, while the sum is 24.

The square root of 1120135452 is about 33468.4247015004. The cubic root of 1120135452 is about 1038.5406837845.

Adding to 1120135452 its reverse (2545310211), we get a palindrome (3665445663).

The spelling of 1120135452 in words is "one billion, one hundred twenty million, one hundred thirty-five thousand, four hundred fifty-two".