655343753 has 2 divisors, whose sum is σ = 655343754. Its totient is φ = 655343752.

The previous prime is 655343707. The next prime is 655343797. The reversal of 655343753 is 357343556.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 366071689 + 289272064 = 19133^2 + 17008^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-655343753 is a prime.

It is a super-2 number, since 2×655343753² = 858950869192250018, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 655343753.

It is not a weakly prime, because it can be changed into another prime (655343153) 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 as a sum of consecutive naturals, namely, 327671876 + 327671877.

It is an arithmetic number, because the mean of its divisors is an integer number (327671877).

Almost surely, 2^655343753 is an apocalyptic number.

It is an amenable number.

655343753 is a deficient number, since it is larger than the sum of its proper divisors (1).

655343753 is an equidigital number, since it uses as much as digits as its factorization.

655343753 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 567000, while the sum is 41.

The square root of 655343753 is about 25599.6826738145. The cubic root of 655343753 is about 868.6064593306.

The spelling of 655343753 in words is "six hundred fifty-five million, three hundred forty-three thousand, seven hundred fifty-three".