424372153 has 2 divisors, whose sum is σ = 424372154. Its totient is φ = 424372152.

The previous prime is 424372147. The next prime is 424372177. The reversal of 424372153 is 351273424.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 324432144 + 99940009 = 18012^2 + 9997^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-424372153 is a prime.

It is equal to p_22564723 and since 424372153 and 22564723 have the same sum of digits, it is a Honaker prime.

It is not a weakly prime, because it can be changed into another prime (424372253) 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, 212186076 + 212186077.

It is an arithmetic number, because the mean of its divisors is an integer number (212186077).

Almost surely, 2^424372153 is an apocalyptic number.

It is an amenable number.

424372153 is a deficient number, since it is larger than the sum of its proper divisors (1).

424372153 is an equidigital number, since it uses as much as digits as its factorization.

424372153 is an odious number, because the sum of its binary digits is odd.

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

The square root of 424372153 is about 20600.2949736163. The cubic root of 424372153 is about 751.4768842121.

The spelling of 424372153 in words is "four hundred twenty-four million, three hundred seventy-two thousand, one hundred fifty-three".