125375530243 has 8 divisors (see below), whose sum is σ = 126198833600. Its totient is φ = 124554879360.

The previous prime is 125375530193. The next prime is 125375530249. The reversal of 125375530243 is 342035573521.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 125375530243 - 2³³ = 116785595651 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 125375530196 and 125375530205.

It is not an unprimeable number, because it can be changed into a prime (125375530249) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 568230 + ... + 757387.

It is an arithmetic number, because the mean of its divisors is an integer number (15774854200).

Almost surely, 2^125375530243 is an apocalyptic number.

125375530243 is a deficient number, since it is larger than the sum of its proper divisors (823303357).

125375530243 is a wasteful number, since it uses less digits than its factorization.

125375530243 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1326237.

The product of its (nonzero) digits is 378000, while the sum is 40.

The spelling of 125375530243 in words is "one hundred twenty-five billion, three hundred seventy-five million, five hundred thirty thousand, two hundred forty-three".