3721133879 has 2 divisors, whose sum is σ = 3721133880. Its totient is φ = 3721133878.

The previous prime is 3721133863. The next prime is 3721133903. The reversal of 3721133879 is 9783311273.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 3721133879 - 2⁴ = 3721133863 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (3721139879) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1860566939 + 1860566940.

It is an arithmetic number, because the mean of its divisors is an integer number (1860566940).

Almost surely, 2^3721133879 is an apocalyptic number.

3721133879 is a deficient number, since it is larger than the sum of its proper divisors (1).

3721133879 is an equidigital number, since it uses as much as digits as its factorization.

3721133879 is an evil number, because the sum of its binary digits is even.

The product of its digits is 190512, while the sum is 44.

The square root of 3721133879 is about 61001.0973589820. The cubic root of 3721133879 is about 1549.6195915575.

The spelling of 3721133879 in words is "three billion, seven hundred twenty-one million, one hundred thirty-three thousand, eight hundred seventy-nine".