125053545 has 16 divisors (see below), whose sum is σ = 200333952. Its totient is φ = 66612480.

The previous prime is 125053543. The next prime is 125053559. The reversal of 125053545 is 545350521.

It is a happy number.

It is not a de Polignac number, because 125053545 - 2¹ = 125053543 is a prime.

It is not an unprimeable number, because it can be changed into a prime (125053541) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 8484 + ... + 17946.

It is an arithmetic number, because the mean of its divisors is an integer number (12520872).

Almost surely, 2^125053545 is an apocalyptic number.

125053545 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

125053545 is a deficient number, since it is larger than the sum of its proper divisors (75280407).

125053545 is an equidigital number, since it uses as much as digits as its factorization.

125053545 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10352.

The product of its (nonzero) digits is 15000, while the sum is 30.

The square root of 125053545 is about 11182.7342363127. The cubic root of 125053545 is about 500.0713831417.

The spelling of 125053545 in words is "one hundred twenty-five million, fifty-three thousand, five hundred forty-five".