134494903 has 2 divisors, whose sum is σ = 134494904. Its totient is φ = 134494902.

The previous prime is 134494873. The next prime is 134494907. The reversal of 134494903 is 309494431.

It is a strong prime.

It is an emirp because it is prime and its reverse (309494431) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-134494903 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (134494907) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 67247451 + 67247452.

It is an arithmetic number, because the mean of its divisors is an integer number (67247452).

Almost surely, 2^134494903 is an apocalyptic number.

134494903 is a deficient number, since it is larger than the sum of its proper divisors (1).

134494903 is an equidigital number, since it uses as much as digits as its factorization.

134494903 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 46656, while the sum is 37.

The square root of 134494903 is about 11597.1937553876. The cubic root of 134494903 is about 512.3522039022.

The spelling of 134494903 in words is "one hundred thirty-four million, four hundred ninety-four thousand, nine hundred three".