749794553 has 2 divisors, whose sum is σ = 749794554. Its totient is φ = 749794552.

The previous prime is 749794547. The next prime is 749794559. The reversal of 749794553 is 355497947.

It is a balanced prime because it is at equal distance from previous prime (749794547) and next prime (749794559).

It can be written as a sum of positive squares in only one way, i.e., 391525369 + 358269184 = 19787^2 + 18928^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-749794553 is a prime.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 749794495 and 749794504.

It is not a weakly prime, because it can be changed into another prime (749794559) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 374897276 + 374897277.

It is an arithmetic number, because the mean of its divisors is an integer number (374897277).

Almost surely, 2^749794553 is an apocalyptic number.

It is an amenable number.

749794553 is a deficient number, since it is larger than the sum of its proper divisors (1).

749794553 is an equidigital number, since it uses as much as digits as its factorization.

749794553 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 4762800, while the sum is 53.

The square root of 749794553 is about 27382.3766864748. The cubic root of 749794553 is about 908.4773284011.

The spelling of 749794553 in words is "seven hundred forty-nine million, seven hundred ninety-four thousand, five hundred fifty-three".