134555040023 has 2 divisors, whose sum is σ = 134555040024. Its totient is φ = 134555040022.

The previous prime is 134555039999. The next prime is 134555040029. The reversal of 134555040023 is 320040555431.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-134555040023 is a prime.

It is a super-2 number, since 2×134555040023² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (134555040029) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 67277520011 + 67277520012.

It is an arithmetic number, because the mean of its divisors is an integer number (67277520012).

Almost surely, 2^134555040023 is an apocalyptic number.

134555040023 is a deficient number, since it is larger than the sum of its proper divisors (1).

134555040023 is an equidigital number, since it uses as much as digits as its factorization.

134555040023 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 36000, while the sum is 32.

Adding to 134555040023 its reverse (320040555431), we get a palindrome (454595595454).

The spelling of 134555040023 in words is "one hundred thirty-four billion, five hundred fifty-five million, forty thousand, twenty-three".