126375289 has 8 divisors (see below), whose sum is σ = 133799040. Its totient is φ = 119028816.

The previous prime is 126375281. The next prime is 126375299. The reversal of 126375289 is 982573621.

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 126375289 - 2³ = 126375281 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (126375281) 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, 15937 + ... + 22510.

It is an arithmetic number, because the mean of its divisors is an integer number (16724880).

Almost surely, 2^126375289 is an apocalyptic number.

126375289 is a gapful number since it is divisible by the number (19) formed by its first and last digit.

It is an amenable number.

126375289 is a deficient number, since it is larger than the sum of its proper divisors (7423751).

126375289 is a wasteful number, since it uses less digits than its factorization.

126375289 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 38639.

The product of its digits is 181440, while the sum is 43.

The square root of 126375289 is about 11241.6764319206. The cubic root of 126375289 is about 501.8270344254.

The spelling of 126375289 in words is "one hundred twenty-six million, three hundred seventy-five thousand, two hundred eighty-nine".