1345265000 has 80 divisors (see below), whose sum is σ = 3181184820. Its totient is φ = 533120000.

The previous prime is 1345264969. The next prime is 1345265003. The reversal of 1345265000 is 5625431.

It can be written as a sum of positive squares in 10 ways, for example, as 937951876 + 407313124 = 30626^2 + 20182^2 .

It is a hoax number, since the sum of its digits (26) coincides with the sum of the digits of its distinct prime factors.

It is not an unprimeable number, because it can be changed into a prime (1345265003) by changing a digit.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 563810 + ... + 566190.

Almost surely, 2^1345265000 is an apocalyptic number.

1345265000 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 1345265000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1590592410).

1345265000 is an abundant number, since it is smaller than the sum of its proper divisors (1835919820).

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

1345265000 is a wasteful number, since it uses less digits than its factorization.

1345265000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2520 (or 2501 counting only the distinct ones).

The product of its (nonzero) digits is 3600, while the sum is 26.

The square root of 1345265000 is about 36677.8543538196. The cubic root of 1345265000 is about 1103.9157960177.

The spelling of 1345265000 in words is "one billion, three hundred forty-five million, two hundred sixty-five thousand".