10840057 has 2 divisors, whose sum is σ = 10840058. Its totient is φ = 10840056.

The previous prime is 10840021. The next prime is 10840069. The reversal of 10840057 is 75004801.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 7513081 + 3326976 = 2741^2 + 1824^2 .

It is a cyclic number.

It is not a de Polignac number, because 10840057 - 2¹⁹ = 10315769 is a prime.

It is equal to p₇₁₆₆₃₂ and since 10840057 and 716632 have the same sum of digits, it is a Honaker prime.

It is not a weakly prime, because it can be changed into another prime (10840087) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5420028 + 5420029.

It is an arithmetic number, because the mean of its divisors is an integer number (5420029).

Almost surely, 2^10840057 is an apocalyptic number.

It is an amenable number.

10840057 is a deficient number, since it is larger than the sum of its proper divisors (1).

10840057 is an equidigital number, since it uses as much as digits as its factorization.

10840057 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1120, while the sum is 25.

The square root of 10840057 is about 3292.4241828780. The cubic root of 10840057 is about 221.3148328414.

Adding to 10840057 its reverse (75004801), we get a palindrome (85844858).

The spelling of 10840057 in words is "ten million, eight hundred forty thousand, fifty-seven".