1301980500 has 96 divisors (see below), whose sum is σ = 4212673920. Its totient is φ = 347191200.

The previous prime is 1301980469. The next prime is 1301980517. The reversal of 1301980500 is 50891031.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 34722 + ... + 61721.

It is an arithmetic number, because the mean of its divisors is an integer number (43882020).

Almost surely, 2^1301980500 is an apocalyptic number.

1301980500 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1301980500 is an abundant number, since it is smaller than the sum of its proper divisors (2910693420).

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

1301980500 is a wasteful number, since it uses less digits than its factorization.

1301980500 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 96471 (or 96453 counting only the distinct ones).

The product of its (nonzero) digits is 1080, while the sum is 27.

The square root of 1301980500 is about 36082.9668957529. The cubic root of 1301980500 is about 1091.9468335424.

The spelling of 1301980500 in words is "one billion, three hundred one million, nine hundred eighty thousand, five hundred".