423202051 has 2 divisors, whose sum is σ = 423202052. Its totient is φ = 423202050.

The previous prime is 423202037. The next prime is 423202057. The reversal of 423202051 is 150202324.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 423202051 - 2⁷ = 423201923 is a prime.

It is not a weakly prime, because it can be changed into another prime (423202057) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 211601025 + 211601026.

It is an arithmetic number, because the mean of its divisors is an integer number (211601026).

Almost surely, 2^423202051 is an apocalyptic number.

423202051 is a deficient number, since it is larger than the sum of its proper divisors (1).

423202051 is an equidigital number, since it uses as much as digits as its factorization.

423202051 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 480, while the sum is 19.

The square root of 423202051 is about 20571.8752426705. The cubic root of 423202051 is about 750.7855774627.

Adding to 423202051 its reverse (150202324), we get a palindrome (573404375).

The spelling of 423202051 in words is "four hundred twenty-three million, two hundred two thousand, fifty-one".