106601251 has 4 divisors (see below), whose sum is σ = 111236112. Its totient is φ = 101966392.

The previous prime is 106601239. The next prime is 106601279. The reversal of 106601251 is 152106601.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 106601251 - 2¹⁷ = 106470179 is a prime.

It is a super-2 number, since 2×106601251² = 22727653429530002, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (106601291) 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, 2317396 + ... + 2317441.

It is an arithmetic number, because the mean of its divisors is an integer number (27809028).

Almost surely, 2^106601251 is an apocalyptic number.

106601251 is a deficient number, since it is larger than the sum of its proper divisors (4634861).

106601251 is an equidigital number, since it uses as much as digits as its factorization.

106601251 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4634860.

The product of its (nonzero) digits is 360, while the sum is 22.

The square root of 106601251 is about 10324.7881818466. The cubic root of 106601251 is about 474.1554722122.

Adding to 106601251 its reverse (152106601), we get a palindrome (258707852).

It can be divided in two parts, 10660 and 1251, that added together give a palindrome (11911).

The spelling of 106601251 in words is "one hundred six million, six hundred one thousand, two hundred fifty-one".