1420134143 has 2 divisors, whose sum is σ = 1420134144. Its totient is φ = 1420134142.

The previous prime is 1420134137. The next prime is 1420134161. The reversal of 1420134143 is 3414310241.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1420134143 - 2¹⁰ = 1420133119 is a prime.

It is a super-2 number, since 2×1420134143² = 4033561968228688898, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1420134173) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 710067071 + 710067072.

It is an arithmetic number, because the mean of its divisors is an integer number (710067072).

Almost surely, 2^1420134143 is an apocalyptic number.

1420134143 is a deficient number, since it is larger than the sum of its proper divisors (1).

1420134143 is an equidigital number, since it uses as much as digits as its factorization.

1420134143 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1152, while the sum is 23.

The square root of 1420134143 is about 37684.6672136029. The cubic root of 1420134143 is about 1124.0262568112.

Adding to 1420134143 its reverse (3414310241), we get a palindrome (4834444384).

The spelling of 1420134143 in words is "one billion, four hundred twenty million, one hundred thirty-four thousand, one hundred forty-three".