1356545216 has 28 divisors (see below), whose sum is σ = 2898964992. Its totient is φ = 626097408.

The previous prime is 1356545173. The next prime is 1356545219. The reversal of 1356545216 is 6125456531.

It is a self number, because there is not a number n which added to its sum of digits gives 1356545216.

It is not an unprimeable number, because it can be changed into a prime (1356545219) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 814400 + ... + 816063.

It is an arithmetic number, because the mean of its divisors is an integer number (103534464).

Almost surely, 2^1356545216 is an apocalyptic number.

1356545216 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

1356545216 is an abundant number, since it is smaller than the sum of its proper divisors (1542419776).

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

1356545216 is a wasteful number, since it uses less digits than its factorization.

1356545216 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1630488 (or 1630478 counting only the distinct ones).

The product of its digits is 108000, while the sum is 38.

The square root of 1356545216 is about 36831.3075521356. The cubic root of 1356545216 is about 1106.9927027626.

The spelling of 1356545216 in words is "one billion, three hundred fifty-six million, five hundred forty-five thousand, two hundred sixteen".