134556001 has 2 divisors, whose sum is σ = 134556002. Its totient is φ = 134556000.

The previous prime is 134555999. The next prime is 134556047. The reversal of 134556001 is 100655431.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 111323601 + 23232400 = 10551^2 + 4820^2 .

It is a cyclic number.

It is not a de Polignac number, because 134556001 - 2¹ = 134555999 is a prime.

It is a super-2 number, since 2×134556001² = 36210634810224002, which contains 22 as substring.

Together with 134555999, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (134556101) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 67278000 + 67278001.

It is an arithmetic number, because the mean of its divisors is an integer number (67278001).

Almost surely, 2^134556001 is an apocalyptic number.

It is an amenable number.

134556001 is a deficient number, since it is larger than the sum of its proper divisors (1).

134556001 is an equidigital number, since it uses as much as digits as its factorization.

134556001 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1800, while the sum is 25.

The square root of 134556001 is about 11599.8276280297. The cubic root of 134556001 is about 512.4297755059.

The spelling of 134556001 in words is "one hundred thirty-four million, five hundred fifty-six thousand, one".