3997858063 has 2 divisors, whose sum is σ = 3997858064. Its totient is φ = 3997858062.

The previous prime is 3997857979. The next prime is 3997858069. The reversal of 3997858063 is 3608587993.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 3997858063 - 2¹³ = 3997849871 is a prime.

It is a super-2 number, since 2×3997858063² = 31965738183788223938, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 3997857989 and 3997858007.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (3997858069) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1998929031 + 1998929032.

It is an arithmetic number, because the mean of its divisors is an integer number (1998929032).

Almost surely, 2^3997858063 is an apocalyptic number.

3997858063 is a deficient number, since it is larger than the sum of its proper divisors (1).

3997858063 is an equidigital number, since it uses as much as digits as its factorization.

3997858063 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 9797760, while the sum is 58.

The square root of 3997858063 is about 63228.6174370435. The cubic root of 3997858063 is about 1587.1176586240.

The spelling of 3997858063 in words is "three billion, nine hundred ninety-seven million, eight hundred fifty-eight thousand, sixty-three".