1301530005250 has 64 divisors (see below), whose sum is σ = 2460926239200. Its totient is φ = 515393280000.

The previous prime is 1301530005241. The next prime is 1301530005271. The reversal of 1301530005250 is 525000351031.

It can be written as a sum of positive squares in 16 ways, for example, as 524217992841 + 777312012409 = 724029^2 + 881653^2 .

It is a Harshad number since it is a multiple of its sum of digits (25).

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, 32707366 + ... + 32747134.

Almost surely, 2^{1301530005250} is an apocalyptic number.

1301530005250 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1301530005250 is a deficient number, since it is larger than the sum of its proper divisors (1159396233950).

1301530005250 is a wasteful number, since it uses less digits than its factorization.

1301530005250 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 41096 (or 41086 counting only the distinct ones).

The product of its (nonzero) digits is 2250, while the sum is 25.

Adding to 1301530005250 its reverse (525000351031), we get a palindrome (1826530356281).

The spelling of 1301530005250 in words is "one trillion, three hundred one billion, five hundred thirty million, five thousand, two hundred fifty".