125204005461 has 8 divisors (see below), whose sum is σ = 167472025600. Its totient is φ = 83202661152.

The previous prime is 125204005447. The next prime is 125204005463. The reversal of 125204005461 is 164500402521.

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

It is not a de Polignac number, because 125204005461 - 2¹¹ = 125204003413 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (125204005463) by changing a digit.

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 in 7 ways as a sum of consecutive naturals, for example, 66667861 + ... + 66669738.

It is an arithmetic number, because the mean of its divisors is an integer number (20934003200).

Almost surely, 2^125204005461 is an apocalyptic number.

It is an amenable number.

125204005461 is a deficient number, since it is larger than the sum of its proper divisors (42268020139).

125204005461 is a wasteful number, since it uses less digits than its factorization.

125204005461 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 133337915.

The product of its (nonzero) digits is 9600, while the sum is 30.

Adding to 125204005461 its reverse (164500402521), we get a palindrome (289704407982).

The spelling of 125204005461 in words is "one hundred twenty-five billion, two hundred four million, five thousand, four hundred sixty-one".