125345170 has 16 divisors (see below), whose sum is σ = 235431360. Its totient is φ = 47958064.

The previous prime is 125345153. The next prime is 125345173. The reversal of 125345170 is 71543521.

It is a happy number.

It is a super-2 number, since 2×125345170² = 31422823284657800, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (125345173) 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, 272260 + ... + 272719.

It is an arithmetic number, because the mean of its divisors is an integer number (14714460).

Almost surely, 2^125345170 is an apocalyptic number.

125345170 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

125345170 is a deficient number, since it is larger than the sum of its proper divisors (110086190).

125345170 is a wasteful number, since it uses less digits than its factorization.

125345170 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 545009.

The product of its (nonzero) digits is 4200, while the sum is 28.

The square root of 125345170 is about 11195.7657174487. The cubic root of 125345170 is about 500.4598036982.

Adding to 125345170 its reverse (71543521), we get a palindrome (196888691).

It can be divided in two parts, 1253451 and 70, that added together give a palindrome (1253521).

The spelling of 125345170 in words is "one hundred twenty-five million, three hundred forty-five thousand, one hundred seventy".