1345202133 has 24 divisors (see below), whose sum is σ = 1991054688. Its totient is φ = 807180000.

The previous prime is 1345202093. The next prime is 1345202137. The reversal of 1345202133 is 3312025431.

It is not a de Polignac number, because 1345202133 - 2⁶ = 1345202069 is a prime.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1345202137) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 18318 + ... + 55008.

It is an arithmetic number, because the mean of its divisors is an integer number (82960612).

Almost surely, 2^1345202133 is an apocalyptic number.

It is an amenable number.

1345202133 is a deficient number, since it is larger than the sum of its proper divisors (645852555).

1345202133 is a wasteful number, since it uses less digits than its factorization.

1345202133 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 36817 (or 36806 counting only the distinct ones).

The product of its (nonzero) digits is 2160, while the sum is 24.

The square root of 1345202133 is about 36676.9973280256. The cubic root of 1345202133 is about 1103.8985996647.

Adding to 1345202133 its reverse (3312025431), we get a palindrome (4657227564).

The spelling of 1345202133 in words is "one billion, three hundred forty-five million, two hundred two thousand, one hundred thirty-three".