104154321331 has 4 divisors (see below), whose sum is σ = 104302901664. Its totient is φ = 104005741000.

The previous prime is 104154321307. The next prime is 104154321431. The reversal of 104154321331 is 133123451401.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 133123451401 = 6131 ⋅21713171.

It is a cyclic number.

It is not a de Polignac number, because 104154321331 - 2⁹ = 104154320819 is a prime.

It is a super-2 number, since 2×104154321331² (a number of 23 digits) contains 22 as substring.

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 104154321331.

It is not an unprimeable number, because it can be changed into a prime (104154321431) 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, 74289115 + ... + 74290516.

It is an arithmetic number, because the mean of its divisors is an integer number (26075725416).

Almost surely, 2^104154321331 is an apocalyptic number.

104154321331 is a deficient number, since it is larger than the sum of its proper divisors (148580333).

104154321331 is an equidigital number, since it uses as much as digits as its factorization.

104154321331 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 148580332.

The product of its (nonzero) digits is 4320, while the sum is 28.

Adding to 104154321331 its reverse (133123451401), we get a palindrome (237277772732).

The spelling of 104154321331 in words is "one hundred four billion, one hundred fifty-four million, three hundred twenty-one thousand, three hundred thirty-one".