101007861 has 4 divisors (see below), whose sum is σ = 134677152. Its totient is φ = 67338572.

The previous prime is 101007859. The next prime is 101007869. The reversal of 101007861 is 168700101.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 101007861 - 2¹ = 101007859 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (101007869) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 16834641 + ... + 16834646.

It is an arithmetic number, because the mean of its divisors is an integer number (33669288).

Almost surely, 2^101007861 is an apocalyptic number.

It is an amenable number.

101007861 is a deficient number, since it is larger than the sum of its proper divisors (33669291).

101007861 is an equidigital number, since it uses as much as digits as its factorization.

101007861 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 33669290.

The product of its (nonzero) digits is 336, while the sum is 24.

The square root of 101007861 is about 10050.2667128788. The cubic root of 101007861 is about 465.7130325632.

Adding to 101007861 its reverse (168700101), we get a palindrome (269707962).

The spelling of 101007861 in words is "one hundred one million, seven thousand, eight hundred sixty-one".