125055414541 has 4 divisors (see below), whose sum is σ = 125095486684. Its totient is φ = 125015342400.

The previous prime is 125055414443. The next prime is 125055414559. The reversal of 125055414541 is 145414550521.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 145414550521 = 10457 ⋅13905953.

It can be written as a sum of positive squares in 2 ways, for example, as 63893178441 + 61162236100 = 252771^2 + 247310^2 .

It is a cyclic number.

It is not a de Polignac number, because 125055414541 - 2³⁵ = 90695676173 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 125055414541.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (125055414041) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 20031390 + ... + 20037631.

It is an arithmetic number, because the mean of its divisors is an integer number (31273871671).

Almost surely, 2^125055414541 is an apocalyptic number.

It is an amenable number.

125055414541 is a deficient number, since it is larger than the sum of its proper divisors (40072143).

125055414541 is an equidigital number, since it uses as much as digits as its factorization.

125055414541 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 40072142.

The product of its (nonzero) digits is 80000, while the sum is 37.

The spelling of 125055414541 in words is "one hundred twenty-five billion, fifty-five million, four hundred fourteen thousand, five hundred forty-one".