12152273 has 16 divisors (see below), whose sum is σ = 14530560. Its totient is φ = 9945936.

The previous prime is 12152269. The next prime is 12152281. The reversal of 12152273 is 37225121.

It is a happy number.

It is not a de Polignac number, because 12152273 - 2² = 12152269 is a prime.

It is not an unprimeable number, because it can be changed into a prime (12152213) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 13718 + ... + 14576.

It is an arithmetic number, because the mean of its divisors is an integer number (908160).

Almost surely, 2^12152273 is an apocalyptic number.

It is an amenable number.

12152273 is a deficient number, since it is larger than the sum of its proper divisors (2378287).

12152273 is an equidigital number, since it uses as much as digits as its factorization.

12152273 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 956.

The product of its digits is 840, while the sum is 23.

The square root of 12152273 is about 3486.0110441592. The cubic root of 12152273 is about 229.9071648023.

Adding to 12152273 its reverse (37225121), we get a palindrome (49377394).

The spelling of 12152273 in words is "twelve million, one hundred fifty-two thousand, two hundred seventy-three".