1307445000 has 160 divisors (see below), whose sum is σ = 4129678080. Its totient is φ = 344800000.

The previous prime is 1307444989. The next prime is 1307445037. The reversal of 1307445000 is 5447031.

It is a Harshad number since it is a multiple of its sum of digits (24).

It is an unprimeable number.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 1514569 + ... + 1515431.

It is an arithmetic number, because the mean of its divisors is an integer number (25810488).

Almost surely, 2^1307445000 is an apocalyptic number.

1307445000 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 1307445000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2064839040).

1307445000 is an abundant number, since it is smaller than the sum of its proper divisors (2822233080).

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

1307445000 is a wasteful number, since it uses less digits than its factorization.

1307445000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 993 (or 974 counting only the distinct ones).

The product of its (nonzero) digits is 1680, while the sum is 24.

The square root of 1307445000 is about 36158.6089334200. The cubic root of 1307445000 is about 1093.4723594609.

The spelling of 1307445000 in words is "one billion, three hundred seven million, four hundred forty-five thousand".