1366475352 has 64 divisors (see below), whose sum is σ = 3732773760. Its totient is φ = 413414400.

The previous prime is 1366475281. The next prime is 1366475377. The reversal of 1366475352 is 2535746631.

It is a super-3 number, since 3×1366475352³ (a number of 28 digits) contains 333 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 173827 + ... + 181517.

It is an arithmetic number, because the mean of its divisors is an integer number (58324590).

Almost surely, 2^1366475352 is an apocalyptic number.

1366475352 is a gapful number since it is divisible by the number (12) 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 1366475352, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1866386880).

1366475352 is an abundant number, since it is smaller than the sum of its proper divisors (2366298408).

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

1366475352 is a wasteful number, since it uses less digits than its factorization.

1366475352 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8384 (or 8380 counting only the distinct ones).

The product of its digits is 453600, while the sum is 42.

The square root of 1366475352 is about 36965.8673914193. The cubic root of 1366475352 is about 1109.6872619483.

The spelling of 1366475352 in words is "one billion, three hundred sixty-six million, four hundred seventy-five thousand, three hundred fifty-two".