11403352125 has 96 divisors (see below), whose sum is σ = 23256455040. Its totient is φ = 5528736000.

The previous prime is 11403352117. The next prime is 11403352127. The reversal of 11403352125 is 52125330411.

11403352125 is a `hidden beast` number, since 11 + 403 + 35 + 212 + 5 = 666.

It is not a de Polignac number, because 11403352125 - 2³ = 11403352117 is a prime.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11403352127) by changing a digit.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 317061 + ... + 351189.

It is an arithmetic number, because the mean of its divisors is an integer number (242254740).

Almost surely, 2^11403352125 is an apocalyptic number.

11403352125 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

11403352125 is an abundant number, since it is smaller than the sum of its proper divisors (11853102915).

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

11403352125 is an equidigital number, since it uses as much as digits as its factorization.

11403352125 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 34170 (or 34148 counting only the distinct ones).

The product of its (nonzero) digits is 3600, while the sum is 27.

Adding to 11403352125 its reverse (52125330411), we get a palindrome (63528682536).

The spelling of 11403352125 in words is "eleven billion, four hundred three million, three hundred fifty-two thousand, one hundred twenty-five".