1473604721249 has 2 divisors, whose sum is σ = 1473604721250. Its totient is φ = 1473604721248.

The previous prime is 1473604721207. The next prime is 1473604721297. The reversal of 1473604721249 is 9421274063741.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1263753692224 + 209851029025 = 1124168^2 + 458095^2 .

It is a cyclic number.

It is not a de Polignac number, because 1473604721249 - 2³² = 1469309753953 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1473604721197 and 1473604721206.

It is not a weakly prime, because it can be changed into another prime (1473604721749) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 736802360624 + 736802360625.

It is an arithmetic number, because the mean of its divisors is an integer number (736802360625).

Almost surely, 2^{1473604721249} is an apocalyptic number.

It is an amenable number.

1473604721249 is a deficient number, since it is larger than the sum of its proper divisors (1).

1473604721249 is an equidigital number, since it uses as much as digits as its factorization.

1473604721249 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2032128, while the sum is 50.

The spelling of 1473604721249 in words is "one trillion, four hundred seventy-three billion, six hundred four million, seven hundred twenty-one thousand, two hundred forty-nine".