1353045240 has 96 divisors (see below), whose sum is σ = 4442845680. Its totient is φ = 357083136.

The previous prime is 1353045217. The next prime is 1353045241. The reversal of 1353045240 is 425403531.

1353045240 is a `hidden beast` number, since 135 + 3 + 0 + 4 + 524 + 0 = 666.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1353045241) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 15547 + ... + 54293.

Almost surely, 2^1353045240 is an apocalyptic number.

1353045240 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1353045240, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2221422840).

1353045240 is an abundant number, since it is smaller than the sum of its proper divisors (3089800440).

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

1353045240 is a wasteful number, since it uses less digits than its factorization.

1353045240 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 38861 (or 38854 counting only the distinct ones).

The product of its (nonzero) digits is 7200, while the sum is 27.

The square root of 1353045240 is about 36783.7632658759. The cubic root of 1353045240 is about 1106.0398447866.

Adding to 1353045240 its reverse (425403531), we get a palindrome (1778448771).

The spelling of 1353045240 in words is "one billion, three hundred fifty-three million, forty-five thousand, two hundred forty".