4021403311279 has 2 divisors, whose sum is σ = 4021403311280. Its totient is φ = 4021403311278.

The previous prime is 4021403311273. The next prime is 4021403311351. The reversal of 4021403311279 is 9721133041204.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 4021403311279 - 2⁹ = 4021403310767 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (4021403311273) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2010701655639 + 2010701655640.

It is an arithmetic number, because the mean of its divisors is an integer number (2010701655640).

Almost surely, 2^{4021403311279} is an apocalyptic number.

4021403311279 is a deficient number, since it is larger than the sum of its proper divisors (1).

4021403311279 is an equidigital number, since it uses as much as digits as its factorization.

4021403311279 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 36288, while the sum is 37.

The spelling of 4021403311279 in words is "four trillion, twenty-one billion, four hundred three million, three hundred eleven thousand, two hundred seventy-nine".