125546893162441 has 3 divisors (see below), whose sum is σ = 125546904367213. Its totient is φ = 125546881957670.

The previous prime is 125546893162433. The next prime is 125546893162451. The reversal of 125546893162441 is 144261398645521.

The square root of 125546893162441 is 11204771.

It is a perfect power (a square), and thus also a powerful number.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It is not a de Polignac number, because 125546893162441 - 2³ = 125546893162433 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 125546893162441.

It is not an unprimeable number, because it can be changed into a prime (125546893162421) by changing a digit.

It is a polite number, since it can be written in 2 ways as a sum of consecutive naturals, for example, 5602386 + ... + 16807156.

Almost surely, 2^{125546893162441} is an apocalyptic number.

125546893162441 is the 11204771-st square number.

125546893162441 is the 5602386-th centered octagonal number.

It is an amenable number.

125546893162441 is a deficient number, since it is larger than the sum of its proper divisors (11204772).

125546893162441 is an frugal number, since it uses more digits than its factorization.

125546893162441 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22409542 (or 11204771 counting only the distinct ones).

The product of its digits is 49766400, while the sum is 61.

The spelling of 125546893162441 in words is "one hundred twenty-five trillion, five hundred forty-six billion, eight hundred ninety-three million, one hundred sixty-two thousand, four hundred forty-one".