125780306 has 8 divisors (see below), whose sum is σ = 191486640. Its totient is φ = 61951428.

The previous prime is 125780293. The next prime is 125780321. The reversal of 125780306 is 603087521.

It is a happy number.

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

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 469196 + ... + 469463.

It is an arithmetic number, because the mean of its divisors is an integer number (23935830).

Almost surely, 2^125780306 is an apocalyptic number.

125780306 is a deficient number, since it is larger than the sum of its proper divisors (65706334).

125780306 is an equidigital number, since it uses as much as digits as its factorization.

125780306 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 938728.

The product of its (nonzero) digits is 10080, while the sum is 32.

The square root of 125780306 is about 11215.1819423494. The cubic root of 125780306 is about 501.0382505792.

The spelling of 125780306 in words is "one hundred twenty-five million, seven hundred eighty thousand, three hundred six".