125332134403 has 4 divisors (see below), whose sum is σ = 143236725040. Its totient is φ = 107427543768.

The previous prime is 125332134391. The next prime is 125332134533. The reversal of 125332134403 is 304431233521.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 125332134403 - 2²¹ = 125330037251 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (125332134703) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8952295308 + ... + 8952295321.

It is an arithmetic number, because the mean of its divisors is an integer number (35809181260).

Almost surely, 2^125332134403 is an apocalyptic number.

125332134403 is a deficient number, since it is larger than the sum of its proper divisors (17904590637).

125332134403 is an equidigital number, since it uses as much as digits as its factorization.

125332134403 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17904590636.

The product of its (nonzero) digits is 25920, while the sum is 31.

Adding to 125332134403 its reverse (304431233521), we get a palindrome (429763367924).

The spelling of 125332134403 in words is "one hundred twenty-five billion, three hundred thirty-two million, one hundred thirty-four thousand, four hundred three".