3867964651 has 2 divisors, whose sum is σ = 3867964652. Its totient is φ = 3867964650.

The previous prime is 3867964631. The next prime is 3867964663. The reversal of 3867964651 is 1564697683.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 3867964651 - 2⁵ = 3867964619 is a prime.

It is a super-2 number, since 2×3867964651² = 29922301082771103602, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 3867964592 and 3867964601.

It is not a weakly prime, because it can be changed into another prime (3867964601) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1933982325 + 1933982326.

It is an arithmetic number, because the mean of its divisors is an integer number (1933982326).

Almost surely, 2^3867964651 is an apocalyptic number.

3867964651 is a deficient number, since it is larger than the sum of its proper divisors (1).

3867964651 is an equidigital number, since it uses as much as digits as its factorization.

3867964651 is an evil number, because the sum of its binary digits is even.

The product of its digits is 6531840, while the sum is 55.

The square root of 3867964651 is about 62192.9630344141. The cubic root of 3867964651 is about 1569.7391822002.

The spelling of 3867964651 in words is "three billion, eight hundred sixty-seven million, nine hundred sixty-four thousand, six hundred fifty-one".