134541431 has 2 divisors, whose sum is σ = 134541432. Its totient is φ = 134541430.

The previous prime is 134541403. The next prime is 134541439. The reversal of 134541431 is 134145431.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 134541431 - 2¹⁴ = 134525047 is a prime.

It is a super-2 number, since 2×134541431² = 36202793311055522, which contains 22 as substring.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 134541431.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (134541439) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 67270715 + 67270716.

It is an arithmetic number, because the mean of its divisors is an integer number (67270716).

Almost surely, 2^134541431 is an apocalyptic number.

134541431 is a deficient number, since it is larger than the sum of its proper divisors (1).

134541431 is an equidigital number, since it uses as much as digits as its factorization.

134541431 is an evil number, because the sum of its binary digits is even.

The product of its digits is 2880, while the sum is 26.

The square root of 134541431 is about 11599.1995844541. The cubic root of 134541431 is about 512.4112791890.

Adding to 134541431 its reverse (134145431), we get a palindrome (268686862).

The spelling of 134541431 in words is "one hundred thirty-four million, five hundred forty-one thousand, four hundred thirty-one".