1351487143 has 2 divisors, whose sum is σ = 1351487144. Its totient is φ = 1351487142.

The previous prime is 1351487117. The next prime is 1351487167. The reversal of 1351487143 is 3417841531.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1351487143 - 2¹³ = 1351478951 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1351487113) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 675743571 + 675743572.

It is an arithmetic number, because the mean of its divisors is an integer number (675743572).

Almost surely, 2^1351487143 is an apocalyptic number.

1351487143 is a deficient number, since it is larger than the sum of its proper divisors (1).

1351487143 is an equidigital number, since it uses as much as digits as its factorization.

1351487143 is an evil number, because the sum of its binary digits is even.

The product of its digits is 40320, while the sum is 37.

The square root of 1351487143 is about 36762.5780243987. The cubic root of 1351487143 is about 1105.6151289355.

The spelling of 1351487143 in words is "one billion, three hundred fifty-one million, four hundred eighty-seven thousand, one hundred forty-three".