125520235 has 8 divisors (see below), whose sum is σ = 150685776. Its totient is φ = 100375200.

The previous prime is 125520211. The next prime is 125520247. The reversal of 125520235 is 532025521.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 125520235 - 2²³ = 117131627 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 17157 + ... + 23353.

It is an arithmetic number, because the mean of its divisors is an integer number (18835722).

Almost surely, 2^125520235 is an apocalyptic number.

125520235 is a deficient number, since it is larger than the sum of its proper divisors (25165541).

125520235 is an equidigital number, since it uses as much as digits as its factorization.

125520235 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10253.

The product of its (nonzero) digits is 3000, while the sum is 25.

The square root of 125520235 is about 11203.5813470515. The cubic root of 125520235 is about 500.6926865941.

Adding to 125520235 its reverse (532025521), we get a palindrome (657545756).

The spelling of 125520235 in words is "one hundred twenty-five million, five hundred twenty thousand, two hundred thirty-five".