1345211204 has 12 divisors (see below), whose sum is σ = 2354712444. Its totient is φ = 672436224.

The previous prime is 1345211137. The next prime is 1345211213. The reversal of 1345211204 is 4021125431.

It can be written as a sum of positive squares in 2 ways, for example, as 535922500 + 809288704 = 23150^2 + 28448^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 1345211204.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 23549 + ... + 56964.

It is an arithmetic number, because the mean of its divisors is an integer number (196226037).

Almost surely, 2^1345211204 is an apocalyptic number.

It is an amenable number.

1345211204 is a deficient number, since it is larger than the sum of its proper divisors (1009501240).

1345211204 is a wasteful number, since it uses less digits than its factorization.

1345211204 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 84694 (or 84692 counting only the distinct ones).

The product of its (nonzero) digits is 960, while the sum is 23.

The square root of 1345211204 is about 36677.1209884309. The cubic root of 1345211204 is about 1103.9010809379.

Adding to 1345211204 its reverse (4021125431), we get a palindrome (5366336635).

The spelling of 1345211204 in words is "one billion, three hundred forty-five million, two hundred eleven thousand, two hundred four".