134005031 has 2 divisors, whose sum is σ = 134005032. Its totient is φ = 134005030.

The previous prime is 134005021. The next prime is 134005049. The reversal of 134005031 is 130500431.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-134005031 is a prime.

It is a super-2 number, since 2×134005031² = 35914696666621922, which contains 22 as substring.

It is a Sophie Germain prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (134005021) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 67002515 + 67002516.

It is an arithmetic number, because the mean of its divisors is an integer number (67002516).

Almost surely, 2^134005031 is an apocalyptic number.

134005031 is a deficient number, since it is larger than the sum of its proper divisors (1).

134005031 is an equidigital number, since it uses as much as digits as its factorization.

134005031 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 180, while the sum is 17.

The square root of 134005031 is about 11576.0542068530. The cubic root of 134005031 is about 511.7293987861.

Adding to 134005031 its reverse (130500431), we get a palindrome (264505462).

The spelling of 134005031 in words is "one hundred thirty-four million, five thousand, thirty-one".