1151315270325 has 72 divisors (see below), whose sum is σ = 2286479254176. Its totient is φ = 549062352000.

The previous prime is 1151315270323. The next prime is 1151315270363. The reversal of 1151315270325 is 5230725131511.

1151315270325 is a `hidden beast` number, since 1 + 1 + 51 + 3 + 15 + 270 + 325 = 666.

It is not a de Polignac number, because 1151315270325 - 2¹ = 1151315270323 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 1151315270325.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1151315270323) by changing a digit.

It is a polite number, since it can be written in 71 ways as a sum of consecutive naturals, for example, 3661959 + ... + 3963908.

It is an arithmetic number, because the mean of its divisors is an integer number (31756656308).

Almost surely, 2^{1151315270325} is an apocalyptic number.

1151315270325 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

1151315270325 is a deficient number, since it is larger than the sum of its proper divisors (1135163983851).

1151315270325 is a wasteful number, since it uses less digits than its factorization.

1151315270325 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7625955 (or 7625947 counting only the distinct ones).

The product of its (nonzero) digits is 31500, while the sum is 36.

The spelling of 1151315270325 in words is "one trillion, one hundred fifty-one billion, three hundred fifteen million, two hundred seventy thousand, three hundred twenty-five".