1355001606 has 96 divisors (see below), whose sum is σ = 3604224000. Its totient is φ = 366735600.

The previous prime is 1355001581. The next prime is 1355001631. The reversal of 1355001606 is 6061005531.

It is a happy number.

1355001606 is a `hidden beast` number, since 1 + 3 + 5 + 50 + 0 + 1 + 606 = 666.

It is an interprime number because it is at equal distance from previous prime (1355001581) and next prime (1355001631).

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 1355001606.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 111531 + ... + 123081.

It is an arithmetic number, because the mean of its divisors is an integer number (37544000).

Almost surely, 2^1355001606 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1355001606, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1802112000).

1355001606 is an abundant number, since it is smaller than the sum of its proper divisors (2249222394).

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

1355001606 is a wasteful number, since it uses less digits than its factorization.

1355001606 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11599 (or 11582 counting only the distinct ones).

The product of its (nonzero) digits is 2700, while the sum is 27.

The square root of 1355001606 is about 36810.3464531373. The cubic root of 1355001606 is about 1106.5726618309.

The spelling of 1355001606 in words is "one billion, three hundred fifty-five million, one thousand, six hundred six".