4020479357 has 2 divisors, whose sum is σ = 4020479358. Its totient is φ = 4020479356.

The previous prime is 4020479339. The next prime is 4020479381. The reversal of 4020479357 is 7539740204.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 2858078521 + 1162400836 = 53461^2 + 34094^2 .

It is a cyclic number.

It is not a de Polignac number, because 4020479357 - 2¹⁰ = 4020478333 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (4020479387) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2010239678 + 2010239679.

It is an arithmetic number, because the mean of its divisors is an integer number (2010239679).

Almost surely, 2^4020479357 is an apocalyptic number.

It is an amenable number.

4020479357 is a deficient number, since it is larger than the sum of its proper divisors (1).

4020479357 is an equidigital number, since it uses as much as digits as its factorization.

4020479357 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 211680, while the sum is 41.

The square root of 4020479357 is about 63407.2500349921. The cubic root of 4020479357 is about 1590.1055211274.

The spelling of 4020479357 in words is "four billion, twenty million, four hundred seventy-nine thousand, three hundred fifty-seven".