755493793 has 2 divisors, whose sum is σ = 755493794. Its totient is φ = 755493792.

The previous prime is 755493769. The next prime is 755493797. The reversal of 755493793 is 397394557.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 544895649 + 210598144 = 23343^2 + 14512^2 .

It is a cyclic number.

It is not a de Polignac number, because 755493793 - 2²¹ = 753396641 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 755493793.

It is not a weakly prime, because it can be changed into another prime (755493797) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 377746896 + 377746897.

It is an arithmetic number, because the mean of its divisors is an integer number (377746897).

Almost surely, 2^755493793 is an apocalyptic number.

It is an amenable number.

755493793 is a deficient number, since it is larger than the sum of its proper divisors (1).

755493793 is an equidigital number, since it uses as much as digits as its factorization.

755493793 is an evil number, because the sum of its binary digits is even.

The product of its digits is 3572100, while the sum is 52.

The square root of 755493793 is about 27486.2473429895. The cubic root of 755493793 is about 910.7733204245.

The spelling of 755493793 in words is "seven hundred fifty-five million, four hundred ninety-three thousand, seven hundred ninety-three".