1029788741 has 2 divisors, whose sum is σ = 1029788742. Its totient is φ = 1029788740.

The previous prime is 1029788737. The next prime is 1029788791. The reversal of 1029788741 is 1478879201.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 911436100 + 118352641 = 30190^2 + 10879^2 .

It is an emirp because it is prime and its reverse (1478879201) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 1029788741 - 2² = 1029788737 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1029788701) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 514894370 + 514894371.

It is an arithmetic number, because the mean of its divisors is an integer number (514894371).

Almost surely, 2^1029788741 is an apocalyptic number.

It is an amenable number.

1029788741 is a deficient number, since it is larger than the sum of its proper divisors (1).

1029788741 is an equidigital number, since it uses as much as digits as its factorization.

1029788741 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 225792, while the sum is 47.

The square root of 1029788741 is about 32090.3216094822. The cubic root of 1029788741 is about 1009.8325837595.

The spelling of 1029788741 in words is "one billion, twenty-nine million, seven hundred eighty-eight thousand, seven hundred forty-one".