101750013 has 20 divisors (see below), whose sum is σ = 154496188. Its totient is φ = 66718080.

The previous prime is 101750003. The next prime is 101750017. The reversal of 101750013 is 310057101.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 51581124 + 50168889 = 7182^2 + 7083^2 .

It is not a de Polignac number, because 101750013 - 2⁸ = 101749757 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (101750017) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 5356 + ... + 15237.

Almost surely, 2^101750013 is an apocalyptic number.

It is an amenable number.

101750013 is a deficient number, since it is larger than the sum of its proper divisors (52746175).

101750013 is an equidigital number, since it uses as much as digits as its factorization.

101750013 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20666 (or 20657 counting only the distinct ones).

The product of its (nonzero) digits is 105, while the sum is 18.

The square root of 101750013 is about 10087.1211453021. The cubic root of 101750013 is about 466.8508542213.

The spelling of 101750013 in words is "one hundred one million, seven hundred fifty thousand, thirteen".