3952156643 has 2 divisors, whose sum is σ = 3952156644. Its totient is φ = 3952156642.

The previous prime is 3952156639. The next prime is 3952156657. The reversal of 3952156643 is 3466512593.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 3952156643 - 2² = 3952156639 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 3952156594 and 3952156603.

It is not a weakly prime, because it can be changed into another prime (3952156543) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1976078321 + 1976078322.

It is an arithmetic number, because the mean of its divisors is an integer number (1976078322).

Almost surely, 2^3952156643 is an apocalyptic number.

3952156643 is a deficient number, since it is larger than the sum of its proper divisors (1).

3952156643 is an equidigital number, since it uses as much as digits as its factorization.

3952156643 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 583200, while the sum is 44.

The square root of 3952156643 is about 62866.1804390882. The cubic root of 3952156643 is about 1581.0467670958.

The spelling of 3952156643 in words is "three billion, nine hundred fifty-two million, one hundred fifty-six thousand, six hundred forty-three".