125999798 has 8 divisors (see below), whose sum is σ = 191820792. Its totient is φ = 62059536.

The previous prime is 125999791. The next prime is 125999803. The reversal of 125999798 is 897999521.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (125999791) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 470015 + ... + 470282.

It is an arithmetic number, because the mean of its divisors is an integer number (23977599).

Almost surely, 2^125999798 is an apocalyptic number.

125999798 is a deficient number, since it is larger than the sum of its proper divisors (65820994).

125999798 is an equidigital number, since it uses as much as digits as its factorization.

125999798 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 940366.

The product of its digits is 3674160, while the sum is 59.

The square root of 125999798 is about 11224.9631625231. The cubic root of 125999798 is about 501.3295255899.

The spelling of 125999798 in words is "one hundred twenty-five million, nine hundred ninety-nine thousand, seven hundred ninety-eight".