125005503345 has 8 divisors (see below), whose sum is σ = 200008805376. Its totient is φ = 66669601776.

The previous prime is 125005503341. The next prime is 125005503353. The reversal of 125005503345 is 543305500521.

It is a happy number.

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

It is not a de Polignac number, because 125005503345 - 2² = 125005503341 is a prime.

It is not an unprimeable number, because it can be changed into a prime (125005503341) 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, 4166850097 + ... + 4166850126.

It is an arithmetic number, because the mean of its divisors is an integer number (25001100672).

Almost surely, 2^125005503345 is an apocalyptic number.

125005503345 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

125005503345 is a deficient number, since it is larger than the sum of its proper divisors (75003302031).

125005503345 is an equidigital number, since it uses as much as digits as its factorization.

125005503345 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8333700231.

The product of its (nonzero) digits is 45000, while the sum is 33.

The spelling of 125005503345 in words is "one hundred twenty-five billion, five million, five hundred three thousand, three hundred forty-five".