1325153115 has 192 divisors, whose sum is σ = 2905943040. Its totient is φ = 570447360.

The previous prime is 1325153107. The next prime is 1325153161. The reversal of 1325153115 is 5113515231.

1325153115 is a `hidden beast` number, since 1 + 32 + 515 + 3 + 115 = 666.

It is not a de Polignac number, because 1325153115 - 2³ = 1325153107 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is an unprimeable number.

It is a polite number, since it can be written in 191 ways as a sum of consecutive naturals, for example, 5038474 + ... + 5038736.

It is an arithmetic number, because the mean of its divisors is an integer number (15135120).

Almost surely, 2^1325153115 is an apocalyptic number.

1325153115 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

1325153115 is an abundant number, since it is smaller than the sum of its proper divisors (1580789925).

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

1325153115 is a wasteful number, since it uses less digits than its factorization.

1325153115 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 336 (or 324 counting only the distinct ones).

The product of its digits is 2250, while the sum is 27.

The square root of 1325153115 is about 36402.6525819205. The cubic root of 1325153115 is about 1098.3869235663.

Adding to 1325153115 its reverse (5113515231), we get a palindrome (6438668346).

It can be divided in two parts, 13251 and 53115, that added together give a palindrome (66366).

The spelling of 1325153115 in words is "one billion, three hundred twenty-five million, one hundred fifty-three thousand, one hundred fifteen".