3301387491 has 4 divisors (see below), whose sum is σ = 4401849992. Its totient is φ = 2200924992.

The previous prime is 3301387483. The next prime is 3301387511. The reversal of 3301387491 is 1947831033.

It is a happy number.

3301387491 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.

It is not a de Polignac number, because 3301387491 - 2³ = 3301387483 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3301387451) 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, 550231246 + ... + 550231251.

It is an arithmetic number, because the mean of its divisors is an integer number (1100462498).

Almost surely, 2^3301387491 is an apocalyptic number.

3301387491 is a deficient number, since it is larger than the sum of its proper divisors (1100462501).

3301387491 is a wasteful number, since it uses less digits than its factorization.

3301387491 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1100462500.

The product of its (nonzero) digits is 54432, while the sum is 39.

The square root of 3301387491 is about 57457.7017552913. The cubic root of 3301387491 is about 1489.0141807178.

The spelling of 3301387491 in words is "three billion, three hundred one million, three hundred eighty-seven thousand, four hundred ninety-one".