125375219 has 2 divisors, whose sum is σ = 125375220. Its totient is φ = 125375218.

The previous prime is 125375213. The next prime is 125375227. The reversal of 125375219 is 912573521.

It is a weak prime.

It is an emirp because it is prime and its reverse (912573521) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 125375219 - 2¹² = 125371123 is a prime.

It is a super-2 number, since 2×125375219² = 31437891078595922, which contains 22 as substring.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (125375213) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 62687609 + 62687610.

It is an arithmetic number, because the mean of its divisors is an integer number (62687610).

Almost surely, 2^125375219 is an apocalyptic number.

125375219 is a deficient number, since it is larger than the sum of its proper divisors (1).

125375219 is an equidigital number, since it uses as much as digits as its factorization.

125375219 is an evil number, because the sum of its binary digits is even.

The product of its digits is 18900, while the sum is 35.

The square root of 125375219 is about 11197.1076175948. The cubic root of 125375219 is about 500.4997922490.

The spelling of 125375219 in words is "one hundred twenty-five million, three hundred seventy-five thousand, two hundred nineteen".