125570229 has 16 divisors (see below), whose sum is σ = 171445248. Its totient is φ = 81714032.

The previous prime is 125570209. The next prime is 125570257. The reversal of 125570229 is 922075521.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 125570229 - 2⁷ = 125570101 is a prime.

It is a super-2 number, since 2×125570229² = 31535764822224882, which contains 22 as substring.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 125570229.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (125570209) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 64894 + ... + 66800.

It is an arithmetic number, because the mean of its divisors is an integer number (10715328).

Almost surely, 2^125570229 is an apocalyptic number.

It is an amenable number.

125570229 is a deficient number, since it is larger than the sum of its proper divisors (45875019).

125570229 is a wasteful number, since it uses less digits than its factorization.

125570229 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2424.

The product of its (nonzero) digits is 12600, while the sum is 33.

The square root of 125570229 is about 11205.8122864878. The cubic root of 125570229 is about 500.7591521261.

The spelling of 125570229 in words is "one hundred twenty-five million, five hundred seventy thousand, two hundred twenty-nine".