1153430142 has 16 divisors (see below), whose sum is σ = 2310921360. Its totient is φ = 383799872.

The previous prime is 1153430141. The next prime is 1153430189. The reversal of 1153430142 is 2410343511.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1153430141) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 165513 + ... + 172340.

It is an arithmetic number, because the mean of its divisors is an integer number (144432585).

Almost surely, 2^1153430142 is an apocalyptic number.

1153430142 is an abundant number, since it is smaller than the sum of its proper divisors (1157491218).

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

1153430142 is a wasteful number, since it uses less digits than its factorization.

1153430142 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 338427.

The product of its (nonzero) digits is 1440, while the sum is 24.

The square root of 1153430142 is about 33962.1869437173. The cubic root of 1153430142 is about 1048.7301783339.

Adding to 1153430142 its reverse (2410343511), we get a palindrome (3563773653).

The spelling of 1153430142 in words is "one billion, one hundred fifty-three million, four hundred thirty thousand, one hundred forty-two".