1204472723 has 2 divisors, whose sum is σ = 1204472724. Its totient is φ = 1204472722.

The previous prime is 1204472693. The next prime is 1204472749. The reversal of 1204472723 is 3272744021.

It is a strong prime.

It is an emirp because it is prime and its reverse (3272744021) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1204472723 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 1204472723.

It is not a weakly prime, because it can be changed into another prime (1204472783) 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, 602236361 + 602236362.

It is an arithmetic number, because the mean of its divisors is an integer number (602236362).

Almost surely, 2^1204472723 is an apocalyptic number.

1204472723 is a deficient number, since it is larger than the sum of its proper divisors (1).

1204472723 is an equidigital number, since it uses as much as digits as its factorization.

1204472723 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 18816, while the sum is 32.

The square root of 1204472723 is about 34705.5143024851. The cubic root of 1204472723 is about 1063.9772037416.

The spelling of 1204472723 in words is "one billion, two hundred four million, four hundred seventy-two thousand, seven hundred twenty-three".