125038099 has 4 divisors (see below), whose sum is σ = 125071200. Its totient is φ = 125005000.

The previous prime is 125038093. The next prime is 125038103. The reversal of 125038099 is 990830521.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 990830521 = 28393 ⋅34897.

It is a cyclic number.

It is not a de Polignac number, because 125038099 - 2³ = 125038091 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (125038091) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 10027 + ... + 18724.

It is an arithmetic number, because the mean of its divisors is an integer number (31267800).

Almost surely, 2^125038099 is an apocalyptic number.

125038099 is a deficient number, since it is larger than the sum of its proper divisors (33101).

125038099 is an equidigital number, since it uses as much as digits as its factorization.

125038099 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 33100.

The product of its (nonzero) digits is 19440, while the sum is 37.

The square root of 125038099 is about 11182.0435967671. The cubic root of 125038099 is about 500.0507935065.

It can be divided in two parts, 12503 and 8099, that added together give a palindrome (20602).

The spelling of 125038099 in words is "one hundred twenty-five million, thirty-eight thousand, ninety-nine".