146226043 has 2 divisors, whose sum is σ = 146226044. Its totient is φ = 146226042.

The previous prime is 146226023. The next prime is 146226079. The reversal of 146226043 is 340622641.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 146226043 - 2⁵ = 146226011 is a prime.

It is not a weakly prime, because it can be changed into another prime (146226023) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 73113021 + 73113022.

It is an arithmetic number, because the mean of its divisors is an integer number (73113022).

Almost surely, 2^146226043 is an apocalyptic number.

146226043 is a deficient number, since it is larger than the sum of its proper divisors (1).

146226043 is an equidigital number, since it uses as much as digits as its factorization.

146226043 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 6912, while the sum is 28.

The square root of 146226043 is about 12092.3960818359. The cubic root of 146226043 is about 526.8353516618.

Adding to 146226043 its reverse (340622641), we get a palindrome (486848684).

The spelling of 146226043 in words is "one hundred forty-six million, two hundred twenty-six thousand, forty-three".