1301265328 has 40 divisors (see below), whose sum is σ = 2802316176. Its totient is φ = 580320000.

The previous prime is 1301265311. The next prime is 1301265341. The reversal of 1301265328 is 8235621031.

It is a hoax number, since the sum of its digits (31) coincides with the sum of the digits of its distinct prime factors.

It is a self number, because there is not a number n which added to its sum of digits gives 1301265328.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 60423 + ... + 79078.

Almost surely, 2^1301265328 is an apocalyptic number.

It is an amenable number.

1301265328 is an abundant number, since it is smaller than the sum of its proper divisors (1501050848).

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

1301265328 is a wasteful number, since it uses less digits than its factorization.

1301265328 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 139573 (or 139567 counting only the distinct ones).

The product of its (nonzero) digits is 8640, while the sum is 31.

The square root of 1301265328 is about 36073.0554292258. The cubic root of 1301265328 is about 1091.7468631047.

Adding to 1301265328 its reverse (8235621031), we get a palindrome (9536886359).

The spelling of 1301265328 in words is "one billion, three hundred one million, two hundred sixty-five thousand, three hundred twenty-eight".