3909463501 has 2 divisors, whose sum is σ = 3909463502. Its totient is φ = 3909463500.

The previous prime is 3909463499. The next prime is 3909463553. The reversal of 3909463501 is 1053649093.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 3803682276 + 105781225 = 61674^2 + 10285^2 .

It is a cyclic number.

It is not a de Polignac number, because 3909463501 - 2¹ = 3909463499 is a prime.

Together with 3909463499, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (3909463561) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1954731750 + 1954731751.

It is an arithmetic number, because the mean of its divisors is an integer number (1954731751).

Almost surely, 2^3909463501 is an apocalyptic number.

It is an amenable number.

3909463501 is a deficient number, since it is larger than the sum of its proper divisors (1).

3909463501 is an equidigital number, since it uses as much as digits as its factorization.

3909463501 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 87480, while the sum is 40.

The square root of 3909463501 is about 62525.7027229603. The cubic root of 3909463501 is about 1575.3330614689. Note that the first 3 decimals are identical.

The spelling of 3909463501 in words is "three billion, nine hundred nine million, four hundred sixty-three thousand, five hundred one".