2512155 has 16 divisors (see below), whose sum is σ = 4039200. Its totient is φ = 1333248.

The previous prime is 2512127. The next prime is 2512171. The reversal of 2512155 is 5512152.

2512155 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 2512155 - 2⁹ = 2511643 is a prime.

It is a congruent number.

It is an unprimeable number.

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 15 ways as a sum of consecutive naturals, for example, 5371 + ... + 5819.

It is an arithmetic number, because the mean of its divisors is an integer number (252450).

2^2512155 is an apocalyptic number.

2512155 is a deficient number, since it is larger than the sum of its proper divisors (1527045).

2512155 is a wasteful number, since it uses less digits than its factorization.

2512155 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 830.

The product of its digits is 500, while the sum is 21.

The square root of 2512155 is about 1584.9779178272. The cubic root of 2512155 is about 135.9404836180.

The spelling of 2512155 in words is "two million, five hundred twelve thousand, one hundred fifty-five".