1353381252 has 24 divisors (see below), whose sum is σ = 3158496096. Its totient is φ = 451040448.

The previous prime is 1353381223. The next prime is 1353381287. The reversal of 1353381252 is 2521833531.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 98008 + ... + 110960.

It is an arithmetic number, because the mean of its divisors is an integer number (131604004).

Almost surely, 2^1353381252 is an apocalyptic number.

1353381252 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1353381252 is an abundant number, since it is smaller than the sum of its proper divisors (1805114844).

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

1353381252 is a wasteful number, since it uses less digits than its factorization.

1353381252 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21667 (or 21665 counting only the distinct ones).

The product of its digits is 21600, while the sum is 33.

The square root of 1353381252 is about 36788.3303779881. The cubic root of 1353381252 is about 1106.1313943001.

The spelling of 1353381252 in words is "one billion, three hundred fifty-three million, three hundred eighty-one thousand, two hundred fifty-two".