101250055 has 16 divisors (see below), whose sum is σ = 123508224. Its totient is φ = 79672320.

The previous prime is 101250053. The next prime is 101250059. The reversal of 101250055 is 550052101.

It is not a de Polignac number, because 101250055 - 2¹ = 101250053 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 (101250053) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 92089 + ... + 93181.

It is an arithmetic number, because the mean of its divisors is an integer number (7719264).

Almost surely, 2^101250055 is an apocalyptic number.

101250055 is a deficient number, since it is larger than the sum of its proper divisors (22258169).

101250055 is a wasteful number, since it uses less digits than its factorization.

101250055 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1386.

The product of its (nonzero) digits is 250, while the sum is 19.

The square root of 101250055 is about 10062.3086317207. The cubic root of 101250055 is about 466.0849602870.

The spelling of 101250055 in words is "one hundred one million, two hundred fifty thousand, fifty-five".