3104156621543 has 4 divisors (see below), whose sum is σ = 3139034785920. Its totient is φ = 3069278457168.

The previous prime is 3104156621537. The next prime is 3104156621549. The reversal of 3104156621543 is 3451266514013.

It is a semiprime because it is the product of two primes.

It is an interprime number because it is at equal distance from previous prime (3104156621537) and next prime (3104156621549).

It is a cyclic number.

It is not a de Polignac number, because 3104156621543 - 2¹² = 3104156617447 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 3104156621543.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3104156621549) 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, 17439082055 + ... + 17439082232.

It is an arithmetic number, because the mean of its divisors is an integer number (784758696480).

Almost surely, 2^{3104156621543} is an apocalyptic number.

3104156621543 is a deficient number, since it is larger than the sum of its proper divisors (34878164377).

3104156621543 is an equidigital number, since it uses as much as digits as its factorization.

3104156621543 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 34878164376.

The product of its (nonzero) digits is 259200, while the sum is 41.

The spelling of 3104156621543 in words is "three trillion, one hundred four billion, one hundred fifty-six million, six hundred twenty-one thousand, five hundred forty-three".