1250340000 has 480 divisors, whose sum is σ = 5069877120. Its totient is φ = 262656000.

The previous prime is 1250339989. The next prime is 1250340023. The reversal of 1250340000 is 430521.

It is a tau number, because it is divible by the number of its divisors (480).

It is a Harshad number since it is a multiple of its sum of digits (15).

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, 5459886 + ... + 5460114.

It is an arithmetic number, because the mean of its divisors is an integer number (10562244).

Almost surely, 2^1250340000 is an apocalyptic number.

1250340000 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 1250340000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2534938560).

1250340000 is an abundant number, since it is smaller than the sum of its proper divisors (3819537120).

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

1250340000 is a wasteful number, since it uses less digits than its factorization.

1250340000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 282 (or 259 counting only the distinct ones).

The product of its (nonzero) digits is 120, while the sum is 15.

The square root of 1250340000 is about 35360.1470585177. The cubic root of 1250340000 is about 1077.3150038680.

Adding to 1250340000 its reverse (430521), we get a palindrome (1250770521).

The spelling of 1250340000 in words is "one billion, two hundred fifty million, three hundred forty thousand".