153204473 has 2 divisors, whose sum is σ = 153204474. Its totient is φ = 153204472.

The previous prime is 153204451. The next prime is 153204523. The reversal of 153204473 is 374402351.

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., 151093264 + 2111209 = 12292^2 + 1453^2 .

It is a cyclic number.

It is not a de Polignac number, because 153204473 - 2⁸ = 153204217 is a prime.

It is a super-2 number, since 2×153204473² = 46943221094415458, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (153204673) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 76602236 + 76602237.

It is an arithmetic number, because the mean of its divisors is an integer number (76602237).

Almost surely, 2^153204473 is an apocalyptic number.

It is an amenable number.

153204473 is a deficient number, since it is larger than the sum of its proper divisors (1).

153204473 is an equidigital number, since it uses as much as digits as its factorization.

153204473 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 10080, while the sum is 29.

The square root of 153204473 is about 12377.5794483413. The cubic root of 153204473 is about 535.0862795021.

The spelling of 153204473 in words is "one hundred fifty-three million, two hundred four thousand, four hundred seventy-three".