1135615663125 has 80 divisors (see below), whose sum is σ = 2141987094720. Its totient is φ = 594233640000.

The previous prime is 1135615663057. The next prime is 1135615663129. The reversal of 1135615663125 is 5213665165311.

1135615663125 is a `hidden beast` number, since 1 + 1 + 3 + 5 + 6 + 1 + 5 + 6 + 631 + 2 + 5 = 666.

It is not a de Polignac number, because 1135615663125 - 2⁸ = 1135615662869 is a prime.

It is a hoax number, since the sum of its digits (45) coincides with the sum of the digits of its distinct prime factors.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1135615663129) by changing a digit.

It is a polite number, since it can be written in 79 ways as a sum of consecutive naturals, for example, 259510 + ... + 1529240.

It is an arithmetic number, because the mean of its divisors is an integer number (26774838684).

Almost surely, 2^{1135615663125} is an apocalyptic number.

1135615663125 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

1135615663125 is a deficient number, since it is larger than the sum of its proper divisors (1006371431595).

1135615663125 is an equidigital number, since it uses as much as digits as its factorization.

1135615663125 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1269813 (or 1269792 counting only the distinct ones).

The product of its digits is 486000, while the sum is 45.

The spelling of 1135615663125 in words is "one trillion, one hundred thirty-five billion, six hundred fifteen million, six hundred sixty-three thousand, one hundred twenty-five".