125203403368 has 8 divisors (see below), whose sum is σ = 234756381330. Its totient is φ = 62601701680.

The previous prime is 125203403327. The next prime is 125203403467. The reversal of 125203403368 is 863304302521.

It can be written as a sum of positive squares in only one way, i.e., 125059835044 + 143568324 = 353638^2 + 11982^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is a super-2 number, since 2×125203403368² (a number of 23 digits) contains 22 as substring.

It is a hoax number, since the sum of its digits (37) coincides with the sum of the digits of its distinct prime factors.

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 as a sum of consecutive naturals, namely, 7825212703 + ... + 7825212718.

Almost surely, 2^125203403368 is an apocalyptic number.

It is an amenable number.

125203403368 is a deficient number, since it is larger than the sum of its proper divisors (109552977962).

125203403368 is a wasteful number, since it uses less digits than its factorization.

125203403368 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15650425427 (or 15650425423 counting only the distinct ones).

The product of its (nonzero) digits is 103680, while the sum is 37.

Adding to 125203403368 its reverse (863304302521), we get a palindrome (988507705889).

The spelling of 125203403368 in words is "one hundred twenty-five billion, two hundred three million, four hundred three thousand, three hundred sixty-eight".