125204345 has 8 divisors (see below), whose sum is σ = 171708864. Its totient is φ = 85854384.

The previous prime is 125204309. The next prime is 125204351. The reversal of 125204345 is 543402521.

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 125204345 - 2¹² = 125200249 is a prime.

It is a super-2 number, since 2×125204345² = 31352256013758050, which contains 22 as substring.

It is a Duffinian number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1788599 + ... + 1788668.

It is an arithmetic number, because the mean of its divisors is an integer number (21463608).

Almost surely, 2^125204345 is an apocalyptic number.

It is an amenable number.

125204345 is a deficient number, since it is larger than the sum of its proper divisors (46504519).

125204345 is an equidigital number, since it uses as much as digits as its factorization.

125204345 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3577279.

The product of its (nonzero) digits is 4800, while the sum is 26.

The square root of 125204345 is about 11189.4747419171. The cubic root of 125204345 is about 500.2723116658.

Adding to 125204345 its reverse (543402521), we get a palindrome (668606866).

The spelling of 125204345 in words is "one hundred twenty-five million, two hundred four thousand, three hundred forty-five".