450734143 has 2 divisors, whose sum is σ = 450734144. Its totient is φ = 450734142.

The previous prime is 450734129. The next prime is 450734147. The reversal of 450734143 is 341437054.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-450734143 is a prime.

It is a super-2 number, since 2×450734143² = 406322535331888898, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (450734147) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 225367071 + 225367072.

It is an arithmetic number, because the mean of its divisors is an integer number (225367072).

Almost surely, 2^450734143 is an apocalyptic number.

450734143 is a deficient number, since it is larger than the sum of its proper divisors (1).

450734143 is an equidigital number, since it uses as much as digits as its factorization.

450734143 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 20160, while the sum is 31.

The square root of 450734143 is about 21230.5003002755. The cubic root of 450734143 is about 766.7259324275.

The spelling of 450734143 in words is "four hundred fifty million, seven hundred thirty-four thousand, one hundred forty-three".