1345325400 has 288 divisors, whose sum is σ = 4806984000. Its totient is φ = 336234240.

The previous prime is 1345325393. The next prime is 1345325431. The reversal of 1345325400 is 45235431.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 71 ways as a sum of consecutive naturals, for example, 4753659 + ... + 4753941.

Almost surely, 2^1345325400 is an apocalyptic number.

1345325400 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1345325400, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2403492000).

1345325400 is an abundant number, since it is smaller than the sum of its proper divisors (3461658600).

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

1345325400 is a wasteful number, since it uses less digits than its factorization.

1345325400 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 463 (or 451 counting only the distinct ones).

The product of its (nonzero) digits is 7200, while the sum is 27.

The square root of 1345325400 is about 36678.6777297110. The cubic root of 1345325400 is about 1103.9323170542.

The spelling of 1345325400 in words is "one billion, three hundred forty-five million, three hundred twenty-five thousand, four hundred".