3920654401 has 2 divisors, whose sum is σ = 3920654402. Its totient is φ = 3920654400.

The previous prime is 3920654321. The next prime is 3920654407. The reversal of 3920654401 is 1044560293.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 2716911376 + 1203743025 = 52124^2 + 34695^2 .

It is a cyclic number.

It is not a de Polignac number, because 3920654401 - 2¹³ = 3920646209 is a prime.

It is not a weakly prime, because it can be changed into another prime (3920654407) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1960327200 + 1960327201.

It is an arithmetic number, because the mean of its divisors is an integer number (1960327201).

Almost surely, 2^3920654401 is an apocalyptic number.

It is an amenable number.

3920654401 is a deficient number, since it is larger than the sum of its proper divisors (1).

3920654401 is an equidigital number, since it uses as much as digits as its factorization.

3920654401 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 25920, while the sum is 34.

The square root of 3920654401 is about 62615.1291701934. The cubic root of 3920654401 is about 1576.8347679461.

The spelling of 3920654401 in words is "three billion, nine hundred twenty million, six hundred fifty-four thousand, four hundred one".