4020972431363 has 2 divisors, whose sum is σ = 4020972431364. Its totient is φ = 4020972431362.

The previous prime is 4020972431351. The next prime is 4020972431389. The reversal of 4020972431363 is 3631342790204.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 4020972431363 - 2⁶ = 4020972431299 is a prime.

It is not a weakly prime, because it can be changed into another prime (4020972431303) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2010486215681 + 2010486215682.

It is an arithmetic number, because the mean of its divisors is an integer number (2010486215682).

Almost surely, 2^{4020972431363} is an apocalyptic number.

4020972431363 is a deficient number, since it is larger than the sum of its proper divisors (1).

4020972431363 is an equidigital number, since it uses as much as digits as its factorization.

4020972431363 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 653184, while the sum is 44.

The spelling of 4020972431363 in words is "four trillion, twenty billion, nine hundred seventy-two million, four hundred thirty-one thousand, three hundred sixty-three".