1352540142 has 48 divisors (see below), whose sum is σ = 2962282752. Its totient is φ = 445986240.

The previous prime is 1352540117. The next prime is 1352540153. The reversal of 1352540142 is 2410452531.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 676288 + ... + 678284.

It is an arithmetic number, because the mean of its divisors is an integer number (61714224).

Almost surely, 2^1352540142 is an apocalyptic number.

1352540142 is an abundant number, since it is smaller than the sum of its proper divisors (1609742610).

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

1352540142 is a wasteful number, since it uses less digits than its factorization.

1352540142 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2393 (or 2390 counting only the distinct ones).

The product of its (nonzero) digits is 4800, while the sum is 27.

The square root of 1352540142 is about 36776.8968511483. The cubic root of 1352540142 is about 1105.9021977398.

Adding to 1352540142 its reverse (2410452531), we get a palindrome (3762992673).

The spelling of 1352540142 in words is "one billion, three hundred fifty-two million, five hundred forty thousand, one hundred forty-two".