104134431403 has 2 divisors, whose sum is σ = 104134431404. Its totient is φ = 104134431402.

The previous prime is 104134431397. The next prime is 104134431419. The reversal of 104134431403 is 304134431401.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-104134431403 is a prime.

It is a super-2 number, since 2×104134431403² (a number of 23 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (104134435403) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 52067215701 + 52067215702.

It is an arithmetic number, because the mean of its divisors is an integer number (52067215702).

Almost surely, 2^104134431403 is an apocalyptic number.

104134431403 is a deficient number, since it is larger than the sum of its proper divisors (1).

104134431403 is an equidigital number, since it uses as much as digits as its factorization.

104134431403 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 6912, while the sum is 28.

Adding to 104134431403 its reverse (304134431401), we get a palindrome (408268862804).

The spelling of 104134431403 in words is "one hundred four billion, one hundred thirty-four million, four hundred thirty-one thousand, four hundred three".