749713553 has 2 divisors, whose sum is σ = 749713554. Its totient is φ = 749713552.

The previous prime is 749713513. The next prime is 749713631. The reversal of 749713553 is 355317947.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 733976464 + 15737089 = 27092^2 + 3967^2 .

It is a cyclic number.

It is not a de Polignac number, because 749713553 - 2⁸ = 749713297 is a prime.

It is not a weakly prime, because it can be changed into another prime (749713513) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 374856776 + 374856777.

It is an arithmetic number, because the mean of its divisors is an integer number (374856777).

Almost surely, 2^749713553 is an apocalyptic number.

It is an amenable number.

749713553 is a deficient number, since it is larger than the sum of its proper divisors (1).

749713553 is an equidigital number, since it uses as much as digits as its factorization.

749713553 is an evil number, because the sum of its binary digits is even.

The product of its digits is 396900, while the sum is 44.

The square root of 749713553 is about 27380.8975930301. The cubic root of 749713553 is about 908.4446130778. Note that the first 3 decimals are identical.

The spelling of 749713553 in words is "seven hundred forty-nine million, seven hundred thirteen thousand, five hundred fifty-three".