1301522325 has 72 divisors (see below), whose sum is σ = 2316467808. Its totient is φ = 644492160.

The previous prime is 1301522281. The next prime is 1301522347. The reversal of 1301522325 is 5232251031.

It is a happy number.

It is not a de Polignac number, because 1301522325 - 2⁹ = 1301521813 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1301522295 and 1301522304.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 71 ways as a sum of consecutive naturals, for example, 1434522 + ... + 1435428.

It is an arithmetic number, because the mean of its divisors is an integer number (32173164).

Almost surely, 2^1301522325 is an apocalyptic number.

1301522325 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

1301522325 is a deficient number, since it is larger than the sum of its proper divisors (1014945483).

1301522325 is a wasteful number, since it uses less digits than its factorization.

1301522325 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1011 (or 987 counting only the distinct ones).

The product of its (nonzero) digits is 1800, while the sum is 24.

The square root of 1301522325 is about 36076.6174273587. The cubic root of 1301522325 is about 1091.8187308971.

Adding to 1301522325 its reverse (5232251031), we get a palindrome (6533773356).

The spelling of 1301522325 in words is "one billion, three hundred one million, five hundred twenty-two thousand, three hundred twenty-five".