106451663 has 8 divisors (see below), whose sum is σ = 112466880. Its totient is φ = 100592800.

The previous prime is 106451651. The next prime is 106451669. The reversal of 106451663 is 366154601.

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 106451663 - 2⁴ = 106451647 is a prime.

It is a super-2 number, since 2×106451663² = 22663913110931138, 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 (106451669) 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, 37688 + ... + 40413.

It is an arithmetic number, because the mean of its divisors is an integer number (14058360).

Almost surely, 2^106451663 is an apocalyptic number.

106451663 is a deficient number, since it is larger than the sum of its proper divisors (6015217).

106451663 is an equidigital number, since it uses as much as digits as its factorization.

106451663 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 78177.

The product of its (nonzero) digits is 12960, while the sum is 32.

The square root of 106451663 is about 10317.5415191798. The cubic root of 106451663 is about 473.9335824735.

The spelling of 106451663 in words is "one hundred six million, four hundred fifty-one thousand, six hundred sixty-three".