1325170245 has 32 divisors (see below), whose sum is σ = 2425909248. Its totient is φ = 605107008.

The previous prime is 1325170243. The next prime is 1325170279. The reversal of 1325170245 is 5420715231.

It is not a de Polignac number, because 1325170245 - 2¹ = 1325170243 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1325170243) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 92772 + ... + 106098.

It is an arithmetic number, because the mean of its divisors is an integer number (75809664).

Almost surely, 2^1325170245 is an apocalyptic number.

1325170245 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

1325170245 is a deficient number, since it is larger than the sum of its proper divisors (1100739003).

1325170245 is a wasteful number, since it uses less digits than its factorization.

1325170245 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14289.

The product of its (nonzero) digits is 8400, while the sum is 30.

The square root of 1325170245 is about 36402.8878662119. The cubic root of 1325170245 is about 1098.3916564249.

Adding to 1325170245 its reverse (5420715231), we get a palindrome (6745885476).

The spelling of 1325170245 in words is "one billion, three hundred twenty-five million, one hundred seventy thousand, two hundred forty-five".