134103889 has 2 divisors, whose sum is σ = 134103890. Its totient is φ = 134103888.

The previous prime is 134103887. The next prime is 134103901. The reversal of 134103889 is 988301431.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 78854400 + 55249489 = 8880^2 + 7433^2 .

It is a cyclic number.

It is not a de Polignac number, because 134103889 - 2¹ = 134103887 is a prime.

Together with 134103887, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (134103887) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 67051944 + 67051945.

It is an arithmetic number, because the mean of its divisors is an integer number (67051945).

Almost surely, 2^134103889 is an apocalyptic number.

It is an amenable number.

134103889 is a deficient number, since it is larger than the sum of its proper divisors (1).

134103889 is an equidigital number, since it uses as much as digits as its factorization.

134103889 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 20736, while the sum is 37.

The square root of 134103889 is about 11580.3233547255. The cubic root of 134103889 is about 511.8552052816.

The spelling of 134103889 in words is "one hundred thirty-four million, one hundred three thousand, eight hundred eighty-nine".