1301522001 has 32 divisors (see below), whose sum is σ = 1946353920. Its totient is φ = 768096000.

The previous prime is 1301521997. The next prime is 1301522017. The reversal of 1301522001 is 1002251031.

It is not a de Polignac number, because 1301522001 - 2² = 1301521997 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1301522051) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 166971 + ... + 174591.

It is an arithmetic number, because the mean of its divisors is an integer number (60823560).

Almost surely, 2^1301522001 is an apocalyptic number.

It is an amenable number.

1301522001 is a deficient number, since it is larger than the sum of its proper divisors (644831919).

1301522001 is a wasteful number, since it uses less digits than its factorization.

1301522001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7817.

The product of its (nonzero) digits is 60, while the sum is 15.

The square root of 1301522001 is about 36076.6129369152. The cubic root of 1301522001 is about 1091.8186402983.

Adding to 1301522001 its reverse (1002251031), we get a palindrome (2303773032).

The spelling of 1301522001 in words is "one billion, three hundred one million, five hundred twenty-two thousand, one".