1366535252 has 48 divisors (see below), whose sum is σ = 2590963200. Its totient is φ = 628617600.

The previous prime is 1366535251. The next prime is 1366535263. The reversal of 1366535252 is 2525356631.

It is a Harshad number since it is a multiple of its sum of digits (38).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1366535251) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 405149 + ... + 408507.

It is an arithmetic number, because the mean of its divisors is an integer number (53978400).

Almost surely, 2^1366535252 is an apocalyptic number.

It is an amenable number.

1366535252 is a deficient number, since it is larger than the sum of its proper divisors (1224427948).

1366535252 is a wasteful number, since it uses less digits than its factorization.

1366535252 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3536 (or 3534 counting only the distinct ones).

The product of its digits is 162000, while the sum is 38.

The square root of 1366535252 is about 36966.6775894183. The cubic root of 1366535252 is about 1109.7034762415.

The spelling of 1366535252 in words is "one billion, three hundred sixty-six million, five hundred thirty-five thousand, two hundred fifty-two".