3890279126243 has 2 divisors, whose sum is σ = 3890279126244. Its totient is φ = 3890279126242.

The previous prime is 3890279126203. The next prime is 3890279126281. The reversal of 3890279126243 is 3426219720983.

3890279126243 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 3890279126243 - 2¹⁴ = 3890279109859 is a prime.

It is a Sophie Germain prime.

It is not a weakly prime, because it can be changed into another prime (3890279126203) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1945139563121 + 1945139563122.

It is an arithmetic number, because the mean of its divisors is an integer number (1945139563122).

Almost surely, 2^{3890279126243} is an apocalyptic number.

3890279126243 is a deficient number, since it is larger than the sum of its proper divisors (1).

3890279126243 is an equidigital number, since it uses as much as digits as its factorization.

3890279126243 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 7838208, while the sum is 56.

The spelling of 3890279126243 in words is "three trillion, eight hundred ninety billion, two hundred seventy-nine million, one hundred twenty-six thousand, two hundred forty-three".