3952560091 has 2 divisors, whose sum is σ = 3952560092. Its totient is φ = 3952560090.

The previous prime is 3952560077. The next prime is 3952560103. The reversal of 3952560091 is 1900652593.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-3952560091 is a prime.

It is not a weakly prime, because it can be changed into another prime (3952560991) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1976280045 + 1976280046.

It is an arithmetic number, because the mean of its divisors is an integer number (1976280046).

Almost surely, 2^3952560091 is an apocalyptic number.

3952560091 is a deficient number, since it is larger than the sum of its proper divisors (1).

3952560091 is an equidigital number, since it uses as much as digits as its factorization.

3952560091 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 72900, while the sum is 40.

The square root of 3952560091 is about 62869.3891412983. The cubic root of 3952560091 is about 1581.1005645967.

The spelling of 3952560091 in words is "three billion, nine hundred fifty-two million, five hundred sixty thousand, ninety-one".