6134621381 has 8 divisors (see below), whose sum is σ = 7012829760. Its totient is φ = 5256871488.

The previous prime is 6134621323. The next prime is 6134621417. The reversal of 6134621381 is 1831264316.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-6134621381 is a prime.

It is a super-2 number, since 2×6134621381² = 75267158976444694322, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6134621321) 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, 85451 + ... + 139896.

It is an arithmetic number, because the mean of its divisors is an integer number (876603720).

Almost surely, 2^6134621381 is an apocalyptic number.

It is an amenable number.

6134621381 is a deficient number, since it is larger than the sum of its proper divisors (878208379).

6134621381 is a wasteful number, since it uses less digits than its factorization.

6134621381 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 229243.

The product of its digits is 20736, while the sum is 35.

The square root of 6134621381 is about 78323.8238405148. The cubic root of 6134621381 is about 1830.6103830489.

Adding to 6134621381 its reverse (1831264316), we get a palindrome (7965885697).

The spelling of 6134621381 in words is "six billion, one hundred thirty-four million, six hundred twenty-one thousand, three hundred eighty-one".