2653081 has 2 divisors, whose sum is σ = 2653082. Its totient is φ = 2653080.

The previous prime is 2653067. The next prime is 2653097. The reversal of 2653081 is 1803562.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 2005056 + 648025 = 1416^2 + 805^2 .

It is a cyclic number.

It is not a de Polignac number, because 2653081 - 2⁷ = 2652953 is a prime.

It is a super-2 number, since 2×2653081² = 14077677585122, which contains 22 as substring.

2653081 is a lucky number.

It is not a weakly prime, because it can be changed into another prime (2653051) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1326540 + 1326541.

It is an arithmetic number, because the mean of its divisors is an integer number (1326541).

2^2653081 is an apocalyptic number.

It is an amenable number.

2653081 is a deficient number, since it is larger than the sum of its proper divisors (1).

2653081 is an equidigital number, since it uses as much as digits as its factorization.

2653081 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1440, while the sum is 25.

The square root of 2653081 is about 1628.8281063390. The cubic root of 2653081 is about 138.4363594370.

Subtracting from 2653081 its sum of digits (25), we obtain a triangular number (2653056 = T₂₃₀₃).

The spelling of 2653081 in words is "two million, six hundred fifty-three thousand, eighty-one".