1038961723 has 2 divisors, whose sum is σ = 1038961724. Its totient is φ = 1038961722.

The previous prime is 1038961711. The next prime is 1038961733. The reversal of 1038961723 is 3271698301.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1038961723 is a prime.

It is not a weakly prime, because it can be changed into another prime (1038961733) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 519480861 + 519480862.

It is an arithmetic number, because the mean of its divisors is an integer number (519480862).

Almost surely, 2^1038961723 is an apocalyptic number.

1038961723 is a deficient number, since it is larger than the sum of its proper divisors (1).

1038961723 is an equidigital number, since it uses as much as digits as its factorization.

1038961723 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 54432, while the sum is 40.

The square root of 1038961723 is about 32232.9291718888. The cubic root of 1038961723 is about 1012.8221312668.

The spelling of 1038961723 in words is "one billion, thirty-eight million, nine hundred sixty-one thousand, seven hundred twenty-three".