103281923 has 2 divisors, whose sum is σ = 103281924. Its totient is φ = 103281922.

The previous prime is 103281881. The next prime is 103281973. The reversal of 103281923 is 329182301.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 103281923 - 2⁶ = 103281859 is a prime.

It is not a weakly prime, because it can be changed into another prime (103281973) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 51640961 + 51640962.

It is an arithmetic number, because the mean of its divisors is an integer number (51640962).

Almost surely, 2^103281923 is an apocalyptic number.

103281923 is a deficient number, since it is larger than the sum of its proper divisors (1).

103281923 is an equidigital number, since it uses as much as digits as its factorization.

103281923 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2592, while the sum is 29.

The square root of 103281923 is about 10162.7714231896. The cubic root of 103281923 is about 469.1821040021.

The spelling of 103281923 in words is "one hundred three million, two hundred eighty-one thousand, nine hundred twenty-three".