3953132641 has 4 divisors (see below), whose sum is σ = 3954622000. Its totient is φ = 3951643284.

The previous prime is 3953132639. The next prime is 3953132653. The reversal of 3953132641 is 1462313593.

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 not a de Polignac number, because 3953132641 - 2¹ = 3953132639 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 3953132641.

It is not an unprimeable number, because it can be changed into a prime (3953232641) 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, 740691 + ... + 746008.

It is an arithmetic number, because the mean of its divisors is an integer number (988655500).

Almost surely, 2^3953132641 is an apocalyptic number.

It is an amenable number.

3953132641 is a deficient number, since it is larger than the sum of its proper divisors (1489359).

3953132641 is a wasteful number, since it uses less digits than its factorization.

3953132641 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1489358.

The product of its digits is 58320, while the sum is 37.

The square root of 3953132641 is about 62873.9424642673. The cubic root of 3953132641 is about 1581.1769046059.

The spelling of 3953132641 in words is "three billion, nine hundred fifty-three million, one hundred thirty-two thousand, six hundred forty-one".