1151329325 has 6 divisors (see below), whose sum is σ = 1427648394. Its totient is φ = 921063440.

The previous prime is 1151329321. The next prime is 1151329337. The reversal of 1151329325 is 5239231511.

It can be written as a sum of positive squares in 3 ways, for example, as 126945289 + 1024384036 = 11267^2 + 32006^2 .

It is not a de Polignac number, because 1151329325 - 2² = 1151329321 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1151329291 and 1151329300.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1151329321) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 23026562 + ... + 23026611.

It is an arithmetic number, because the mean of its divisors is an integer number (237941399).

Almost surely, 2^1151329325 is an apocalyptic number.

It is an amenable number.

1151329325 is a deficient number, since it is larger than the sum of its proper divisors (276319069).

1151329325 is an equidigital number, since it uses as much as digits as its factorization.

1151329325 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 46053183 (or 46053178 counting only the distinct ones).

The product of its digits is 8100, while the sum is 32.

The square root of 1151329325 is about 33931.2440827035. The cubic root of 1151329325 is about 1048.0930846582.

The spelling of 1151329325 in words is "one billion, one hundred fifty-one million, three hundred twenty-nine thousand, three hundred twenty-five".