125541535 has 8 divisors (see below), whose sum is σ = 172171296. Its totient is φ = 86085600.

The previous prime is 125541529. The next prime is 125541539. The reversal of 125541535 is 535145521.

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

It is not a de Polignac number, because 125541535 - 2⁹ = 125541023 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 125541497 and 125541506.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (125541539) 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, 1793416 + ... + 1793485.

It is an arithmetic number, because the mean of its divisors is an integer number (21521412).

Almost surely, 2^125541535 is an apocalyptic number.

125541535 is a deficient number, since it is larger than the sum of its proper divisors (46629761).

125541535 is an equidigital number, since it uses as much as digits as its factorization.

125541535 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3586913.

The product of its digits is 15000, while the sum is 31.

The square root of 125541535 is about 11204.5318956215. The cubic root of 125541535 is about 500.7210064663.

The spelling of 125541535 in words is "one hundred twenty-five million, five hundred forty-one thousand, five hundred thirty-five".