106521395 has 8 divisors (see below), whose sum is σ = 133383456. Its totient is φ = 81511936.

The previous prime is 106521347. The next prime is 106521461. The reversal of 106521395 is 593125601.

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 106521395 - 2¹⁴ = 106505011 is a prime.

It is a super-3 number, since 3×106521395³ (a number of 25 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 463022 + ... + 463251.

It is an arithmetic number, because the mean of its divisors is an integer number (16672932).

Almost surely, 2^106521395 is an apocalyptic number.

106521395 is a deficient number, since it is larger than the sum of its proper divisors (26862061).

106521395 is an equidigital number, since it uses as much as digits as its factorization.

106521395 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 926301.

The product of its (nonzero) digits is 8100, while the sum is 32.

The square root of 106521395 is about 10320.9202593567. The cubic root of 106521395 is about 474.0370445271.

Adding to 106521395 its reverse (593125601), we get a palindrome (699646996).

The spelling of 106521395 in words is "one hundred six million, five hundred twenty-one thousand, three hundred ninety-five".