11340457 has 2 divisors, whose sum is σ = 11340458. Its totient is φ = 11340456.

The previous prime is 11340419. The next prime is 11340467. The reversal of 11340457 is 75404311.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 8637721 + 2702736 = 2939^2 + 1644^2 .

It is a cyclic number.

It is not a de Polignac number, because 11340457 - 2²³ = 2951849 is a prime.

It is not a weakly prime, because it can be changed into another prime (11340467) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5670228 + 5670229.

It is an arithmetic number, because the mean of its divisors is an integer number (5670229).

Almost surely, 2^11340457 is an apocalyptic number.

It is an amenable number.

11340457 is a deficient number, since it is larger than the sum of its proper divisors (1).

11340457 is an equidigital number, since it uses as much as digits as its factorization.

11340457 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1680, while the sum is 25.

The square root of 11340457 is about 3367.5595020727. The cubic root of 11340457 is about 224.6691895784.

Adding to 11340457 its reverse (75404311), we get a palindrome (86744768).

The spelling of 11340457 in words is "eleven million, three hundred forty thousand, four hundred fifty-seven".