134021143 has 2 divisors, whose sum is σ = 134021144. Its totient is φ = 134021142.

The previous prime is 134021101. The next prime is 134021177. The reversal of 134021143 is 341120431.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 134021143 - 2²⁵ = 100466711 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 134021143.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (134027143) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 67010571 + 67010572.

It is an arithmetic number, because the mean of its divisors is an integer number (67010572).

Almost surely, 2^134021143 is an apocalyptic number.

134021143 is a deficient number, since it is larger than the sum of its proper divisors (1).

134021143 is an equidigital number, since it uses as much as digits as its factorization.

134021143 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 288, while the sum is 19.

The square root of 134021143 is about 11576.7501052757. The cubic root of 134021143 is about 511.7499071049.

Adding to 134021143 its reverse (341120431), we get a palindrome (475141574).

The spelling of 134021143 in words is "one hundred thirty-four million, twenty-one thousand, one hundred forty-three".