1355505204 has 48 divisors (see below), whose sum is σ = 3224309760. Its totient is φ = 443134560.

The previous prime is 1355505131. The next prime is 1355505247. The reversal of 1355505204 is 4025055531.

It is a happy number.

It is a congruent number.

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, 133549 + ... + 143339.

It is an arithmetic number, because the mean of its divisors is an integer number (67173120).

Almost surely, 2^1355505204 is an apocalyptic number.

It is an amenable number.

1355505204 is an abundant number, since it is smaller than the sum of its proper divisors (1868804556).

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

1355505204 is a wasteful number, since it uses less digits than its factorization.

1355505204 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10020 (or 10018 counting only the distinct ones).

The product of its (nonzero) digits is 15000, while the sum is 30.

The square root of 1355505204 is about 36817.1862585940. The cubic root of 1355505204 is about 1106.7097339331.

The spelling of 1355505204 in words is "one billion, three hundred fifty-five million, five hundred five thousand, two hundred four".