423038153 has 2 divisors, whose sum is σ = 423038154. Its totient is φ = 423038152.

The previous prime is 423038141. The next prime is 423038159. The reversal of 423038153 is 351830324.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 291316624 + 131721529 = 17068^2 + 11477^2 .

It is a cyclic number.

It is not a de Polignac number, because 423038153 - 2¹⁶ = 422972617 is a prime.

It is a super-2 number, since 2×423038153² = 357922557787302818, which contains 22 as substring.

It is a Sophie Germain prime.

It is a Chen prime.

It is a Curzon number.

It is not a weakly prime, because it can be changed into another prime (423038159) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 211519076 + 211519077.

It is an arithmetic number, because the mean of its divisors is an integer number (211519077).

Almost surely, 2^423038153 is an apocalyptic number.

It is an amenable number.

423038153 is a deficient number, since it is larger than the sum of its proper divisors (1).

423038153 is an equidigital number, since it uses as much as digits as its factorization.

423038153 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 8640, while the sum is 29.

The square root of 423038153 is about 20567.8913114592. The cubic root of 423038153 is about 750.6886433521.

Adding to 423038153 its reverse (351830324), we get a palindrome (774868477).

The spelling of 423038153 in words is "four hundred twenty-three million, thirty-eight thousand, one hundred fifty-three".