3965237801 has 4 divisors (see below), whose sum is σ = 4531700352. Its totient is φ = 3398775252.

The previous prime is 3965237729. The next prime is 3965237827. The reversal of 3965237801 is 1087325693.

3965237801 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-3965237801 is a prime.

It is a super-2 number, since 2×3965237801² = 31446221636958631202, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3965233801) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 283231265 + ... + 283231278.

It is an arithmetic number, because the mean of its divisors is an integer number (1132925088).

Almost surely, 2^3965237801 is an apocalyptic number.

It is an amenable number.

3965237801 is a deficient number, since it is larger than the sum of its proper divisors (566462551).

3965237801 is an equidigital number, since it uses as much as digits as its factorization.

3965237801 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 566462550.

The product of its (nonzero) digits is 272160, while the sum is 44.

The square root of 3965237801 is about 62970.1341986818. The cubic root of 3965237801 is about 1582.7892036169.

The spelling of 3965237801 in words is "three billion, nine hundred sixty-five million, two hundred thirty-seven thousand, eight hundred one".