106611247 has 4 divisors (see below), whose sum is σ = 107069040. Its totient is φ = 106153456.

The previous prime is 106611229. The next prime is 106611251. The reversal of 106611247 is 742116601.

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 106611247 - 2²³ = 98222639 is a prime.

It is a super-2 number, since 2×106611247² = 22731915973790018, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (106611227) 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, 228547 + ... + 229012.

It is an arithmetic number, because the mean of its divisors is an integer number (26767260).

Almost surely, 2^106611247 is an apocalyptic number.

106611247 is a deficient number, since it is larger than the sum of its proper divisors (457793).

106611247 is an equidigital number, since it uses as much as digits as its factorization.

106611247 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 457792.

The product of its (nonzero) digits is 2016, while the sum is 28.

The square root of 106611247 is about 10325.2722482267. The cubic root of 106611247 is about 474.1702922695.

Adding to 106611247 its reverse (742116601), we get a palindrome (848727848).

The spelling of 106611247 in words is "one hundred six million, six hundred eleven thousand, two hundred forty-seven".