2053091 has 2 divisors, whose sum is σ = 2053092. Its totient is φ = 2053090.

The previous prime is 2053087. The next prime is 2053109. The reversal of 2053091 is 1903502.

Together with next prime (2053109) it forms an Ormiston pair, because they use the same digits, order apart.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 2053091 - 2² = 2053087 is a prime.

It is not a weakly prime, because it can be changed into another prime (2053001) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1026545 + 1026546.

It is an arithmetic number, because the mean of its divisors is an integer number (1026546).

2^2053091 is an apocalyptic number.

2053091 is a deficient number, since it is larger than the sum of its proper divisors (1).

2053091 is an equidigital number, since it uses as much as digits as its factorization.

2053091 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 270, while the sum is 20.

The square root of 2053091 is about 1432.8611237660. The cubic root of 2053091 is about 127.0972244125.

Adding to 2053091 its reverse (1903502), we get a palindrome (3956593).

The spelling of 2053091 in words is "two million, fifty-three thousand, ninety-one".