101125039 has 2 divisors, whose sum is σ = 101125040. Its totient is φ = 101125038.

The previous prime is 101125019. The next prime is 101125051. The reversal of 101125039 is 930521101.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 101125039 - 2⁷ = 101124911 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (101125009) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 50562519 + 50562520.

It is an arithmetic number, because the mean of its divisors is an integer number (50562520).

Almost surely, 2^101125039 is an apocalyptic number.

101125039 is a deficient number, since it is larger than the sum of its proper divisors (1).

101125039 is an equidigital number, since it uses as much as digits as its factorization.

101125039 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 270, while the sum is 22.

The square root of 101125039 is about 10056.0946196821. The cubic root of 101125039 is about 465.8930523236.

It can be divided in two parts, 10112 and 5039, that added together give a palindrome (15151).

The spelling of 101125039 in words is "one hundred one million, one hundred twenty-five thousand, thirty-nine".