1345349250 has 160 divisors (see below), whose sum is σ = 4300103808. Its totient is φ = 307476000.

The previous prime is 1345349249. The next prime is 1345349279. The reversal of 1345349250 is 529435431.

1345349250 is a `hidden beast` number, since 1 + 34 + 534 + 92 + 5 + 0 = 666.

It is an unprimeable number.

It is a polite number, since it can be written in 79 ways as a sum of consecutive naturals, for example, 137005 + ... + 146495.

Almost surely, 2^1345349250 is an apocalyptic number.

1345349250 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 1345349250, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2150051904).

1345349250 is an abundant number, since it is smaller than the sum of its proper divisors (2954754558).

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

1345349250 is an equidigital number, since it uses as much as digits as its factorization.

1345349250 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9527 (or 9508 counting only the distinct ones).

The product of its (nonzero) digits is 64800, while the sum is 36.

The square root of 1345349250 is about 36679.0028490416. The cubic root of 1345349250 is about 1103.9388405392.

The spelling of 1345349250 in words is "one billion, three hundred forty-five million, three hundred forty-nine thousand, two hundred fifty".