147042043 has 2 divisors, whose sum is σ = 147042044. Its totient is φ = 147042042.

The previous prime is 147042023. The next prime is 147042109. The reversal of 147042043 is 340240741.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 147042043 - 2¹⁷ = 146910971 is a prime.

It is a super-2 number, since 2×147042043² = 43242724819227698, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 147041999 and 147042017.

It is not a weakly prime, because it can be changed into another prime (147042023) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 73521021 + 73521022.

It is an arithmetic number, because the mean of its divisors is an integer number (73521022).

Almost surely, 2^147042043 is an apocalyptic number.

147042043 is a deficient number, since it is larger than the sum of its proper divisors (1).

147042043 is an equidigital number, since it uses as much as digits as its factorization.

147042043 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2688, while the sum is 25.

The square root of 147042043 is about 12126.0893531262. The cubic root of 147042043 is about 527.8135186170.

Adding to 147042043 its reverse (340240741), we get a palindrome (487282784).

The spelling of 147042043 in words is "one hundred forty-seven million, forty-two thousand, forty-three".