125298535 has 4 divisors (see below), whose sum is σ = 150358248. Its totient is φ = 100238824.

The previous prime is 125298529. The next prime is 125298541. The reversal of 125298535 is 535892521.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 535892521 = 5869 ⋅91309.

It is an interprime number because it is at equal distance from previous prime (125298529) and next prime (125298541).

It is a cyclic number.

It is not a de Polignac number, because 125298535 - 2¹¹ = 125296487 is a prime.

It is a Smith number, since the sum of its digits (40) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 12529849 + ... + 12529858.

It is an arithmetic number, because the mean of its divisors is an integer number (37589562).

Almost surely, 2^125298535 is an apocalyptic number.

125298535 is a deficient number, since it is larger than the sum of its proper divisors (25059713).

125298535 is an equidigital number, since it uses as much as digits as its factorization.

125298535 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25059712.

The product of its digits is 108000, while the sum is 40.

The square root of 125298535 is about 11193.6828166605. The cubic root of 125298535 is about 500.3977302041.

The spelling of 125298535 in words is "one hundred twenty-five million, two hundred ninety-eight thousand, five hundred thirty-five".