1352452340 has 48 divisors (see below), whose sum is σ = 3077186112. Its totient is φ = 497312256.

The previous prime is 1352452331. The next prime is 1352452349. The reversal of 1352452340 is 432542531.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (1352452331) and next prime (1352452349).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1352452349) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 31634 + ... + 60873.

It is an arithmetic number, because the mean of its divisors is an integer number (64108044).

Almost surely, 2^1352452340 is an apocalyptic number.

1352452340 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1352452340 is an abundant number, since it is smaller than the sum of its proper divisors (1724733772).

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

1352452340 is a wasteful number, since it uses less digits than its factorization.

1352452340 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 92576 (or 92574 counting only the distinct ones).

The product of its (nonzero) digits is 14400, while the sum is 29.

The square root of 1352452340 is about 36775.7031204027. The cubic root of 1352452340 is about 1105.8782668355.

Adding to 1352452340 its reverse (432542531), we get a palindrome (1784994871).

The spelling of 1352452340 in words is "one billion, three hundred fifty-two million, four hundred fifty-two thousand, three hundred forty".