1353225240 has 96 divisors (see below), whose sum is σ = 4589226720. Its totient is φ = 345168384.

The previous prime is 1353225199. The next prime is 1353225257. The reversal of 1353225240 is 425223531.

It is a happy number.

1353225240 is a `hidden beast` number, since 135 + 3 + 2 + 2 + 524 + 0 = 666.

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, 73437 + ... + 89996.

It is an arithmetic number, because the mean of its divisors is an integer number (47804445).

Almost surely, 2^1353225240 is an apocalyptic number.

1353225240 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1353225240 is an abundant number, since it is smaller than the sum of its proper divisors (3236001480).

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

1353225240 is a wasteful number, since it uses less digits than its factorization.

1353225240 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 163473 (or 163466 counting only the distinct ones).

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

The square root of 1353225240 is about 36786.2099162172. The cubic root of 1353225240 is about 1106.0888893020.

Adding to 1353225240 its reverse (425223531), we get a palindrome (1778448771).

The spelling of 1353225240 in words is "one billion, three hundred fifty-three million, two hundred twenty-five thousand, two hundred forty".