152273863 has 4 divisors (see below), whose sum is σ = 174027280. Its totient is φ = 130520448.

The previous prime is 152273857. The next prime is 152273881. The reversal of 152273863 is 368372251.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 152273863 - 2⁹ = 152273351 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (152273813) 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 in 3 ways as a sum of consecutive naturals, for example, 10876698 + ... + 10876711.

It is an arithmetic number, because the mean of its divisors is an integer number (43506820).

Almost surely, 2^152273863 is an apocalyptic number.

152273863 is a deficient number, since it is larger than the sum of its proper divisors (21753417).

152273863 is an equidigital number, since it uses as much as digits as its factorization.

152273863 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21753416.

The product of its digits is 60480, while the sum is 37.

The square root of 152273863 is about 12339.9296189241. The cubic root of 152273863 is about 534.0006534427. Note that the first 3 decimals are identical.

The spelling of 152273863 in words is "one hundred fifty-two million, two hundred seventy-three thousand, eight hundred sixty-three".