125005502 has 4 divisors (see below), whose sum is σ = 187508256. Its totient is φ = 62502750.

The previous prime is 125005493. The next prime is 125005519. The reversal of 125005502 is 205500521.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 31251374 + ... + 31251377.

It is an arithmetic number, because the mean of its divisors is an integer number (46877064).

Almost surely, 2^125005502 is an apocalyptic number.

125005502 is a deficient number, since it is larger than the sum of its proper divisors (62502754).

125005502 is an equidigital number, since it uses as much as digits as its factorization.

125005502 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 62502753.

The product of its (nonzero) digits is 500, while the sum is 20.

The square root of 125005502 is about 11180.5859417116. The cubic root of 125005502 is about 500.0073358924.

The spelling of 125005502 in words is "one hundred twenty-five million, five thousand, five hundred two".