1345206884 has 24 divisors (see below), whose sum is σ = 2756035968. Its totient is φ = 562455360.

The previous prime is 1345206827. The next prime is 1345206899. The reversal of 1345206884 is 4886025431.

It is a Harshad number since it is a multiple of its sum of digits (41).

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 7 ways as a sum of consecutive naturals, for example, 584744 + ... + 587039.

It is an arithmetic number, because the mean of its divisors is an integer number (114834832).

Almost surely, 2^1345206884 is an apocalyptic number.

1345206884 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is an amenable number.

1345206884 is an abundant number, since it is smaller than the sum of its proper divisors (1410829084).

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

1345206884 is a wasteful number, since it uses less digits than its factorization.

1345206884 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1171835 (or 1171833 counting only the distinct ones).

The product of its (nonzero) digits is 184320, while the sum is 41.

The square root of 1345206884 is about 36677.0620960840. The cubic root of 1345206884 is about 1103.8998992504.

The spelling of 1345206884 in words is "one billion, three hundred forty-five million, two hundred six thousand, eight hundred eighty-four".