1928314039 has 2 divisors, whose sum is σ = 1928314040. Its totient is φ = 1928314038.

The previous prime is 1928314033. The next prime is 1928314099. The reversal of 1928314039 is 9304138291.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1928314039 - 2⁵ = 1928314007 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1928313992 and 1928314010.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1928314033) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 964157019 + 964157020.

It is an arithmetic number, because the mean of its divisors is an integer number (964157020).

Almost surely, 2^1928314039 is an apocalyptic number.

1928314039 is a deficient number, since it is larger than the sum of its proper divisors (1).

1928314039 is an equidigital number, since it uses as much as digits as its factorization.

1928314039 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 46656, while the sum is 40.

The square root of 1928314039 is about 43912.5726757156. The cubic root of 1928314039 is about 1244.6844227387.

The spelling of 1928314039 in words is "one billion, nine hundred twenty-eight million, three hundred fourteen thousand, thirty-nine".