125203112355 has 8 divisors (see below), whose sum is σ = 200324979792. Its totient is φ = 66774993248.

The previous prime is 125203112299. The next prime is 125203112357. The reversal of 125203112355 is 553211302521.

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 125203112355 - 2¹⁰ = 125203111331 is a prime.

It is not an unprimeable number, because it can be changed into a prime (125203112357) 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, 4173437064 + ... + 4173437093.

It is an arithmetic number, because the mean of its divisors is an integer number (25040622474).

Almost surely, 2^125203112355 is an apocalyptic number.

125203112355 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

125203112355 is a deficient number, since it is larger than the sum of its proper divisors (75121867437).

125203112355 is an equidigital number, since it uses as much as digits as its factorization.

125203112355 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8346874165.

The product of its (nonzero) digits is 9000, while the sum is 30.

Adding to 125203112355 its reverse (553211302521), we get a palindrome (678414414876).

The spelling of 125203112355 in words is "one hundred twenty-five billion, two hundred three million, one hundred twelve thousand, three hundred fifty-five".