340324753 has 2 divisors, whose sum is σ = 340324754. Its totient is φ = 340324752.

The previous prime is 340324739. The next prime is 340324757. The reversal of 340324753 is 357423043.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 317980224 + 22344529 = 17832^2 + 4727^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-340324753 is a prime.

It is a super-2 number, since 2×340324753² = 231641875009022018, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (340324757) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 170162376 + 170162377.

It is an arithmetic number, because the mean of its divisors is an integer number (170162377).

Almost surely, 2^340324753 is an apocalyptic number.

It is an amenable number.

340324753 is a deficient number, since it is larger than the sum of its proper divisors (1).

340324753 is an equidigital number, since it uses as much as digits as its factorization.

340324753 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 30240, while the sum is 31.

The square root of 340324753 is about 18447.8929149104. The cubic root of 340324753 is about 698.1753520138.

Adding to 340324753 its reverse (357423043), we get a palindrome (697747796).

The spelling of 340324753 in words is "three hundred forty million, three hundred twenty-four thousand, seven hundred fifty-three".