3870703913 has 2 divisors, whose sum is σ = 3870703914. Its totient is φ = 3870703912.

The previous prime is 3870703849. The next prime is 3870703919. The reversal of 3870703913 is 3193070783.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 2150362384 + 1720341529 = 46372^2 + 41477^2 .

It is a cyclic number.

It is not a de Polignac number, because 3870703913 - 2⁶ = 3870703849 is a prime.

It is a super-2 number, since 2×3870703913² = 29964697564227023138, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (3870703919) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1935351956 + 1935351957.

It is an arithmetic number, because the mean of its divisors is an integer number (1935351957).

Almost surely, 2^3870703913 is an apocalyptic number.

It is an amenable number.

3870703913 is a deficient number, since it is larger than the sum of its proper divisors (1).

3870703913 is an equidigital number, since it uses as much as digits as its factorization.

3870703913 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 95256, while the sum is 41.

The square root of 3870703913 is about 62214.9814192691. The cubic root of 3870703913 is about 1570.1096537204.

The spelling of 3870703913 in words is "three billion, eight hundred seventy million, seven hundred three thousand, nine hundred thirteen".