134431337 has 2 divisors, whose sum is σ = 134431338. Its totient is φ = 134431336.

The previous prime is 134431301. The next prime is 134431369. The reversal of 134431337 is 733134431.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 100080016 + 34351321 = 10004^2 + 5861^2 .

It is an emirp because it is prime and its reverse (733134431) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 134431337 - 2⁶ = 134431273 is a prime.

It is not a weakly prime, because it can be changed into another prime (134431237) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 67215668 + 67215669.

It is an arithmetic number, because the mean of its divisors is an integer number (67215669).

Almost surely, 2^134431337 is an apocalyptic number.

It is an amenable number.

134431337 is a deficient number, since it is larger than the sum of its proper divisors (1).

134431337 is an equidigital number, since it uses as much as digits as its factorization.

134431337 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 9072, while the sum is 29.

The square root of 134431337 is about 11594.4528547060. The cubic root of 134431337 is about 512.2714739224.

Adding to 134431337 its reverse (733134431), we get a palindrome (867565768).

The spelling of 134431337 in words is "one hundred thirty-four million, four hundred thirty-one thousand, three hundred thirty-seven".