1155245102325 has 18 divisors (see below), whose sum is σ = 2069172339234. Its totient is φ = 616130721120.

The previous prime is 1155245102299. The next prime is 1155245102329. The reversal of 1155245102325 is 5232015425511.

1155245102325 is a `hidden beast` number, since 1 + 1 + 5 + 524 + 5 + 102 + 3 + 25 = 666.

It can be written as a sum of positive squares in 3 ways, for example, as 126160646481 + 1029084455844 = 355191^2 + 1014438^2 .

It is not a de Polignac number, because 1155245102325 - 2¹⁴ = 1155245085941 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 1155245102325.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1155245102329) by changing a digit.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 2567211114 + ... + 2567211563.

Almost surely, 2^{1155245102325} is an apocalyptic number.

1155245102325 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

1155245102325 is a deficient number, since it is larger than the sum of its proper divisors (913927236909).

1155245102325 is a wasteful number, since it uses less digits than its factorization.

1155245102325 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5134422693 (or 5134422685 counting only the distinct ones).

The product of its (nonzero) digits is 60000, while the sum is 36.

The spelling of 1155245102325 in words is "one trillion, one hundred fifty-five billion, two hundred forty-five million, one hundred two thousand, three hundred twenty-five".