106321619 has 2 divisors, whose sum is σ = 106321620. Its totient is φ = 106321618.

The previous prime is 106321613. The next prime is 106321637. The reversal of 106321619 is 916123601.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-106321619 is a prime.

It is a super-2 number, since 2×106321619² = 22608573333562322, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 106321591 and 106321600.

It is not a weakly prime, because it can be changed into another prime (106321613) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 53160809 + 53160810.

It is an arithmetic number, because the mean of its divisors is an integer number (53160810).

Almost surely, 2^106321619 is an apocalyptic number.

106321619 is a deficient number, since it is larger than the sum of its proper divisors (1).

106321619 is an equidigital number, since it uses as much as digits as its factorization.

106321619 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1944, while the sum is 29.

The square root of 106321619 is about 10311.2375105998. The cubic root of 106321619 is about 473.7405141479.

The spelling of 106321619 in words is "one hundred six million, three hundred twenty-one thousand, six hundred nineteen".