1366211152 has 20 divisors (see below), whose sum is σ = 2648505460. Its totient is φ = 682725888.

The previous prime is 1366211129. The next prime is 1366211159. The reversal of 1366211152 is 2511126631.

It can be written as a sum of positive squares in 2 ways, for example, as 140090896 + 1226120256 = 11836^2 + 35016^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 1366211152.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1366211159) 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, 7174 + ... + 52762.

It is an arithmetic number, because the mean of its divisors is an integer number (132425273).

Almost surely, 2^1366211152 is an apocalyptic number.

It is an amenable number.

1366211152 is a deficient number, since it is larger than the sum of its proper divisors (1282294308).

1366211152 is a wasteful number, since it uses less digits than its factorization.

1366211152 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 47470 (or 47464 counting only the distinct ones).

The product of its digits is 2160, while the sum is 28.

The square root of 1366211152 is about 36962.2936517744. The cubic root of 1366211152 is about 1109.6157401627.

Adding to 1366211152 its reverse (2511126631), we get a palindrome (3877337783).

The spelling of 1366211152 in words is "one billion, three hundred sixty-six million, two hundred eleven thousand, one hundred fifty-two".