6135021841 has 8 divisors (see below), whose sum is σ = 6615005544. Its totient is φ = 5656189440.

The previous prime is 6135021793. The next prime is 6135021859. The reversal of 6135021841 is 1481205316.

It can be written as a sum of positive squares in 4 ways, for example, as 661981441 + 5473040400 = 25729^2 + 73980^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 6135021841 - 2⁷ = 6135021713 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (6135021881) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 276736 + ... + 298081.

It is an arithmetic number, because the mean of its divisors is an integer number (826875693).

Almost surely, 2^6135021841 is an apocalyptic number.

It is an amenable number.

6135021841 is a deficient number, since it is larger than the sum of its proper divisors (479983703).

6135021841 is a wasteful number, since it uses less digits than its factorization.

6135021841 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 575651.

The product of its (nonzero) digits is 5760, while the sum is 31.

The square root of 6135021841 is about 78326.3802368014. The cubic root of 6135021841 is about 1830.6502154600.

The spelling of 6135021841 in words is "six billion, one hundred thirty-five million, twenty-one thousand, eight hundred forty-one".