12465155 has 8 divisors (see below), whose sum is σ = 15001152. Its totient is φ = 9943488.

The previous prime is 12465151. The next prime is 12465209. The reversal of 12465155 is 55156421.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 12465155 - 2² = 12465151 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (12465151) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1562 + ... + 5231.

It is an arithmetic number, because the mean of its divisors is an integer number (1875144).

Almost surely, 2^12465155 is an apocalyptic number.

12465155 is a deficient number, since it is larger than the sum of its proper divisors (2535997).

12465155 is an equidigital number, since it uses as much as digits as its factorization.

12465155 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7165.

The product of its digits is 6000, while the sum is 29.

The square root of 12465155 is about 3530.6026397770. The cubic root of 12465155 is about 231.8635927722.

The spelling of 12465155 in words is "twelve million, four hundred sixty-five thousand, one hundred fifty-five".