1345203432 has 48 divisors (see below), whose sum is σ = 3667416480. Its totient is φ = 445428000.

The previous prime is 1345203407. The next prime is 1345203463. The reversal of 1345203432 is 2343025431.

1345203432 is a `hidden beast` number, since 134 + 520 + 3 + 4 + 3 + 2 = 666.

It is a junction number, because it is equal to n+sod(n) for n = 1345203396 and 1345203405.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 50994 + ... + 72737.

It is an arithmetic number, because the mean of its divisors is an integer number (76404510).

Almost surely, 2^1345203432 is an apocalyptic number.

1345203432 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1345203432 is an abundant number, since it is smaller than the sum of its proper divisors (2322213048).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1345203432 is a wasteful number, since it uses less digits than its factorization.

1345203432 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 123894 (or 123887 counting only the distinct ones).

The product of its (nonzero) digits is 8640, while the sum is 27.

The square root of 1345203432 is about 36677.0150366684. The cubic root of 1345203432 is about 1103.8989549927.

Adding to 1345203432 its reverse (2343025431), we get a palindrome (3688228863).

The spelling of 1345203432 in words is "one billion, three hundred forty-five million, two hundred three thousand, four hundred thirty-two".