3800949133 has 4 divisors (see below), whose sum is σ = 3804840540. Its totient is φ = 3797057728.

The previous prime is 3800949127. The next prime is 3800949143. The reversal of 3800949133 is 3319490083.

3800949133 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 can be written as a sum of positive squares in 2 ways, for example, as 1936264009 + 1864685124 = 44003^2 + 43182^2 .

It is a cyclic number.

It is not a de Polignac number, because 3800949133 - 2²¹ = 3798851981 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3800949143) 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, 1944238 + ... + 1946191.

It is an arithmetic number, because the mean of its divisors is an integer number (951210135).

Almost surely, 2^3800949133 is an apocalyptic number.

It is an amenable number.

3800949133 is a deficient number, since it is larger than the sum of its proper divisors (3891407).

3800949133 is an equidigital number, since it uses as much as digits as its factorization.

3800949133 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3891406.

The product of its (nonzero) digits is 69984, while the sum is 40.

The square root of 3800949133 is about 61651.8380342387. The cubic root of 3800949133 is about 1560.6206621089.

The spelling of 3800949133 in words is "three billion, eight hundred million, nine hundred forty-nine thousand, one hundred thirty-three".