1365245533 has 16 divisors (see below), whose sum is σ = 1408091776. Its totient is φ = 1323241920.

The previous prime is 1365245521. The next prime is 1365245587. The reversal of 1365245533 is 3355425631.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1365245533 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1365245492 and 1365245501.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1365243533) 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, 1248535 + ... + 1249627.

It is an arithmetic number, because the mean of its divisors is an integer number (88005736).

Almost surely, 2^1365245533 is an apocalyptic number.

It is an amenable number.

1365245533 is a deficient number, since it is larger than the sum of its proper divisors (42846243).

1365245533 is a wasteful number, since it uses less digits than its factorization.

1365245533 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1444.

The product of its digits is 162000, while the sum is 37.

The square root of 1365245533 is about 36949.2291259236. The cubic root of 1365245533 is about 1109.3542582360.

The spelling of 1365245533 in words is "one billion, three hundred sixty-five million, two hundred forty-five thousand, five hundred thirty-three".