3954112849 has 2 divisors, whose sum is σ = 3954112850. Its totient is φ = 3954112848.

The previous prime is 3954112831. The next prime is 3954112861. The reversal of 3954112849 is 9482114593.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1997643025 + 1956469824 = 44695^2 + 44232^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-3954112849 is a prime.

It is a super-4 number, since 4×3954112849⁴ (a number of 39 digits) contains 4444 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 3954112799 and 3954112808.

It is not a weakly prime, because it can be changed into another prime (3954112649) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1977056424 + 1977056425.

It is an arithmetic number, because the mean of its divisors is an integer number (1977056425).

Almost surely, 2^3954112849 is an apocalyptic number.

It is an amenable number.

3954112849 is a deficient number, since it is larger than the sum of its proper divisors (1).

3954112849 is an equidigital number, since it uses as much as digits as its factorization.

3954112849 is an evil number, because the sum of its binary digits is even.

The product of its digits is 311040, while the sum is 46.

The square root of 3954112849 is about 62881.7370068607. The cubic root of 3954112849 is about 1581.3075819116.

The spelling of 3954112849 in words is "three billion, nine hundred fifty-four million, one hundred twelve thousand, eight hundred forty-nine".