106514721 has 6 divisors (see below), whose sum is σ = 153854610. Its totient is φ = 71009808.

The previous prime is 106514719. The next prime is 106514731. The reversal of 106514721 is 127415601.

It is a happy number.

106514721 is a `hidden beast` number, since 1 + 0 + 651 + 4 + 7 + 2 + 1 = 666.

It can be written as a sum of positive squares in only one way, i.e., 106502400 + 12321 = 10320^2 + 111^2 .

It is not a de Polignac number, because 106514721 - 2¹ = 106514719 is a prime.

It is a super-2 number, since 2×106514721² = 22690771579415682, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (106514711) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 5917476 + ... + 5917493.

It is an arithmetic number, because the mean of its divisors is an integer number (25642435).

Almost surely, 2^106514721 is an apocalyptic number.

It is an amenable number.

106514721 is a deficient number, since it is larger than the sum of its proper divisors (47339889).

106514721 is a wasteful number, since it uses less digits than its factorization.

106514721 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11834975 (or 11834972 counting only the distinct ones).

The product of its (nonzero) digits is 1680, while the sum is 27.

The square root of 106514721 is about 10320.5969304106. The cubic root of 106514721 is about 474.0271442021.

The spelling of 106514721 in words is "one hundred six million, five hundred fourteen thousand, seven hundred twenty-one".