2578153 has 2 divisors, whose sum is σ = 2578154. Its totient is φ = 2578152.

The previous prime is 2578133. The next prime is 2578157. The reversal of 2578153 is 3518752.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1671849 + 906304 = 1293^2 + 952^2 .

It is a cyclic number.

It is not a de Polignac number, because 2578153 - 2¹³ = 2569961 is a prime.

2578153 is a lucky number.

It is not a weakly prime, because it can be changed into another prime (2578157) 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 as a sum of consecutive naturals, namely, 1289076 + 1289077.

It is an arithmetic number, because the mean of its divisors is an integer number (1289077).

2^2578153 is an apocalyptic number.

It is an amenable number.

2578153 is a deficient number, since it is larger than the sum of its proper divisors (1).

2578153 is an equidigital number, since it uses as much as digits as its factorization.

2578153 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 8400, while the sum is 31.

The square root of 2578153 is about 1605.6627914976. The cubic root of 2578153 is about 137.1206602117.

The spelling of 2578153 in words is "two million, five hundred seventy-eight thousand, one hundred fifty-three".