106651031 has 2 divisors, whose sum is σ = 106651032. Its totient is φ = 106651030.

The previous prime is 106651007. The next prime is 106651049. The reversal of 106651031 is 130156601.

It is a happy number.

It is a strong prime.

It is an emirp because it is prime and its reverse (130156601) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-106651031 is a prime.

It is a super-2 number, since 2×106651031² = 22748884826725922, which contains 22 as substring.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 106650988 and 106651006.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (106651001) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 53325515 + 53325516.

It is an arithmetic number, because the mean of its divisors is an integer number (53325516).

Almost surely, 2^106651031 is an apocalyptic number.

106651031 is a deficient number, since it is larger than the sum of its proper divisors (1).

106651031 is an equidigital number, since it uses as much as digits as its factorization.

106651031 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 540, while the sum is 23.

The square root of 106651031 is about 10327.1986036873. The cubic root of 106651031 is about 474.2292668005.

The spelling of 106651031 in words is "one hundred six million, six hundred fifty-one thousand, thirty-one".