106323557 has 2 divisors, whose sum is σ = 106323558. Its totient is φ = 106323556.

The previous prime is 106323517. The next prime is 106323571. The reversal of 106323557 is 755323601.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 92140801 + 14182756 = 9599^2 + 3766^2 .

It is an emirp because it is prime and its reverse (755323601) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 106323557 - 2¹² = 106319461 is a prime.

It is a super-2 number, since 2×106323557² = 22609397546264498, which contains 22 as substring.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (106323517) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 53161778 + 53161779.

It is an arithmetic number, because the mean of its divisors is an integer number (53161779).

Almost surely, 2^106323557 is an apocalyptic number.

It is an amenable number.

106323557 is a deficient number, since it is larger than the sum of its proper divisors (1).

106323557 is an equidigital number, since it uses as much as digits as its factorization.

106323557 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 18900, while the sum is 32.

The square root of 106323557 is about 10311.3314853127. The cubic root of 106323557 is about 473.7433925325.

The spelling of 106323557 in words is "one hundred six million, three hundred twenty-three thousand, five hundred fifty-seven".