2897135 has 4 divisors (see below), whose sum is σ = 3476568. Its totient is φ = 2317704.

The previous prime is 2897131. The next prime is 2897171. The reversal of 2897135 is 5317982.

2897135 = T₁₀₇₄ + T₁₀₇₅ + ... + T₁₀₇₈.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 2897135 - 2² = 2897131 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 2897095 and 2897104.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2897131) 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 in 3 ways as a sum of consecutive naturals, for example, 289709 + ... + 289718.

It is an arithmetic number, because the mean of its divisors is an integer number (869142).

2^2897135 is an apocalyptic number.

2897135 is a deficient number, since it is larger than the sum of its proper divisors (579433).

2897135 is an equidigital number, since it uses as much as digits as its factorization.

2897135 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 579432.

The product of its digits is 15120, while the sum is 35.

The square root of 2897135 is about 1702.0972357653. The cubic root of 2897135 is about 142.5573381649.

The spelling of 2897135 in words is "two million, eight hundred ninety-seven thousand, one hundred thirty-five".