1355233540 has 48 divisors (see below), whose sum is σ = 3064521600. Its totient is φ = 501550592.

The previous prime is 1355233519. The next prime is 1355233553. The reversal of 1355233540 is 453325531.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 13720 + ... + 53839.

It is an arithmetic number, because the mean of its divisors is an integer number (63844200).

Almost surely, 2^1355233540 is an apocalyptic number.

1355233540 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1355233540 is an abundant number, since it is smaller than the sum of its proper divisors (1709288060).

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

1355233540 is a wasteful number, since it uses less digits than its factorization.

1355233540 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 67644 (or 67642 counting only the distinct ones).

The product of its (nonzero) digits is 27000, while the sum is 31.

The square root of 1355233540 is about 36813.4967097667. The cubic root of 1355233540 is about 1106.6357951340.

The spelling of 1355233540 in words is "one billion, three hundred fifty-five million, two hundred thirty-three thousand, five hundred forty".