125485541 has 6 divisors (see below), whose sum is σ = 126136710. Its totient is φ = 124836008.

The previous prime is 125485513. The next prime is 125485559. The reversal of 125485541 is 145584521.

It can be written as a sum of positive squares in only one way, i.e., 78836641 + 46648900 = 8879^2 + 6830^2 .

It is not a de Polignac number, because 125485541 - 2²⁶ = 58376677 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 (125485571) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 183386 + ... + 184068.

It is an arithmetic number, because the mean of its divisors is an integer number (21022785).

Almost surely, 2^125485541 is an apocalyptic number.

It is an amenable number.

125485541 is a deficient number, since it is larger than the sum of its proper divisors (651169).

125485541 is an frugal number, since it uses more digits than its factorization.

125485541 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1635 (or 952 counting only the distinct ones).

The product of its digits is 32000, while the sum is 35.

The square root of 125485541 is about 11202.0328958631. The cubic root of 125485541 is about 500.6465515817.

The spelling of 125485541 in words is "one hundred twenty-five million, four hundred eighty-five thousand, five hundred forty-one".