125345215304 has 16 divisors (see below), whose sum is σ = 235027908720. Its totient is φ = 62671106320.

The previous prime is 125345215291. The next prime is 125345215319. The reversal of 125345215304 is 403512543521.

It is a super-2 number, since 2×125345215304² (a number of 23 digits) contains 22 as substring.

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 3 ways as a sum of consecutive naturals, for example, 218999 + ... + 546489.

It is an arithmetic number, because the mean of its divisors is an integer number (14689244295).

Almost surely, 2^125345215304 is an apocalyptic number.

It is an amenable number.

125345215304 is a deficient number, since it is larger than the sum of its proper divisors (109682693416).

125345215304 is a wasteful number, since it uses less digits than its factorization.

125345215304 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 375340 (or 375336 counting only the distinct ones).

The product of its (nonzero) digits is 72000, while the sum is 35.

Adding to 125345215304 its reverse (403512543521), we get a palindrome (528857758825).

The spelling of 125345215304 in words is "one hundred twenty-five billion, three hundred forty-five million, two hundred fifteen thousand, three hundred four".