1355554560 has 144 divisors (see below), whose sum is σ = 4351463424. Its totient is φ = 359632896.

The previous prime is 1355554547. The next prime is 1355554573. The reversal of 1355554560 is 654555531.

It is an interprime number because it is at equal distance from previous prime (1355554547) and next prime (1355554573).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 855529 + ... + 857111.

It is an arithmetic number, because the mean of its divisors is an integer number (30218496).

Almost surely, 2^1355554560 is an apocalyptic number.

1355554560 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 1355554560, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2175731712).

1355554560 is an abundant number, since it is smaller than the sum of its proper divisors (2995908864).

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

1355554560 is a wasteful number, since it uses less digits than its factorization.

1355554560 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1830 (or 1816 counting only the distinct ones).

The product of its (nonzero) digits is 225000, while the sum is 39.

The square root of 1355554560 is about 36817.8565372836. The cubic root of 1355554560 is about 1106.7231660966.

The spelling of 1355554560 in words is "one billion, three hundred fifty-five million, five hundred fifty-four thousand, five hundred sixty".