134421123937 has 2 divisors, whose sum is σ = 134421123938. Its totient is φ = 134421123936.

The previous prime is 134421123857. The next prime is 134421123961. The reversal of 134421123937 is 739321124431.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 125175147601 + 9245976336 = 353801^2 + 96156^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-134421123937 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 134421123937.

It is not a weakly prime, because it can be changed into another prime (134421123337) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 67210561968 + 67210561969.

It is an arithmetic number, because the mean of its divisors is an integer number (67210561969).

Almost surely, 2^134421123937 is an apocalyptic number.

It is an amenable number.

134421123937 is a deficient number, since it is larger than the sum of its proper divisors (1).

134421123937 is an equidigital number, since it uses as much as digits as its factorization.

134421123937 is an evil number, because the sum of its binary digits is even.

The product of its digits is 108864, while the sum is 40.

The spelling of 134421123937 in words is "one hundred thirty-four billion, four hundred twenty-one million, one hundred twenty-three thousand, nine hundred thirty-seven".