125841919 has 8 divisors (see below), whose sum is σ = 143935488. Its totient is φ = 107777400.

The previous prime is 125841913. The next prime is 125841923. The reversal of 125841919 is 919148521.

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 125841919 - 2⁷ = 125841791 is a prime.

It is a super-2 number, since 2×125841919² = 31672377155205122, which contains 22 as substring.

It is a Duffinian number.

It is a zygodrome in base 2.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (125841913) 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, 2994 + ... + 16144.

It is an arithmetic number, because the mean of its divisors is an integer number (17991936).

Almost surely, 2^125841919 is an apocalyptic number.

125841919 is a deficient number, since it is larger than the sum of its proper divisors (18093569).

125841919 is a wasteful number, since it uses less digits than its factorization.

125841919 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14525.

The product of its digits is 25920, while the sum is 40.

The square root of 125841919 is about 11217.9284629561. The cubic root of 125841919 is about 501.1200477791.

The spelling of 125841919 in words is "one hundred twenty-five million, eight hundred forty-one thousand, nine hundred nineteen".