106703321 has 2 divisors, whose sum is σ = 106703322. Its totient is φ = 106703320.

The previous prime is 106703263. The next prime is 106703353. The reversal of 106703321 is 123307601.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 82101721 + 24601600 = 9061^2 + 4960^2 .

It is an emirp because it is prime and its reverse (123307601) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-106703321 is a prime.

It is a super-2 number, since 2×106703321² = 22771197424858082, which contains 22 as substring.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (106703021) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 53351660 + 53351661.

It is an arithmetic number, because the mean of its divisors is an integer number (53351661).

Almost surely, 2^106703321 is an apocalyptic number.

It is an amenable number.

106703321 is a deficient number, since it is larger than the sum of its proper divisors (1).

106703321 is an equidigital number, since it uses as much as digits as its factorization.

106703321 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 756, while the sum is 23.

The square root of 106703321 is about 10329.7299577482. The cubic root of 106703321 is about 474.3067575244.

The spelling of 106703321 in words is "one hundred six million, seven hundred three thousand, three hundred twenty-one".