1928547831043 has 2 divisors, whose sum is σ = 1928547831044. Its totient is φ = 1928547831042.

The previous prime is 1928547830977. The next prime is 1928547831073. The reversal of 1928547831043 is 3401387458291.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1928547831043 - 2¹⁷ = 1928547699971 is a prime.

It is not a weakly prime, because it can be changed into another prime (1928547831073) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 964273915521 + 964273915522.

It is an arithmetic number, because the mean of its divisors is an integer number (964273915522).

Almost surely, 2^{1928547831043} is an apocalyptic number.

1928547831043 is a deficient number, since it is larger than the sum of its proper divisors (1).

1928547831043 is an equidigital number, since it uses as much as digits as its factorization.

1928547831043 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 5806080, while the sum is 55.

The spelling of 1928547831043 in words is "one trillion, nine hundred twenty-eight billion, five hundred forty-seven million, eight hundred thirty-one thousand, forty-three".