103079621 has 2 divisors, whose sum is σ = 103079622. Its totient is φ = 103079620.

The previous prime is 103079611. The next prime is 103079633. The reversal of 103079621 is 126970301.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 103022500 + 57121 = 10150^2 + 239^2 .

It is a cyclic number.

It is not a de Polignac number, because 103079621 - 2¹⁰ = 103078597 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (103079611) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 51539810 + 51539811.

It is an arithmetic number, because the mean of its divisors is an integer number (51539811).

Almost surely, 2^103079621 is an apocalyptic number.

It is an amenable number.

103079621 is a deficient number, since it is larger than the sum of its proper divisors (1).

103079621 is an equidigital number, since it uses as much as digits as its factorization.

103079621 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2268, while the sum is 29.

The square root of 103079621 is about 10152.8134524377. The cubic root of 103079621 is about 468.8755691801.

The spelling of 103079621 in words is "one hundred three million, seventy-nine thousand, six hundred twenty-one".