106520007 has 8 divisors (see below), whose sum is σ = 154938240. Its totient is φ = 64557560.

The previous prime is 106519993. The next prime is 106520027. The reversal of 106520007 is 700025601.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 106520007 - 2⁴ = 106519991 is a prime.

It is a super-2 number, since 2×106520007² = 22693023782560098, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (106520027) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1613907 + ... + 1613972.

It is an arithmetic number, because the mean of its divisors is an integer number (19367280).

Almost surely, 2^106520007 is an apocalyptic number.

106520007 is a deficient number, since it is larger than the sum of its proper divisors (48418233).

106520007 is a wasteful number, since it uses less digits than its factorization.

106520007 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3227893.

The product of its (nonzero) digits is 420, while the sum is 21.

The square root of 106520007 is about 10320.8530170718. The cubic root of 106520007 is about 474.0349855784.

Adding to 106520007 its reverse (700025601), we get a palindrome (806545608).

The spelling of 106520007 in words is "one hundred six million, five hundred twenty thousand, seven".