1298476203049 has 9 divisors (see below), whose sum is σ = 1314404719383. Its totient is φ = 1282738471872.

The previous prime is 1298476202987. The next prime is 1298476203083. The reversal of 1298476203049 is 9403026748921.

The square root of 1298476203049 is 1139507.

It is a perfect power (a square), and thus also a powerful number.

It can be written as a sum of positive squares in only one way, i.e., 476987753449 + 821488449600 = 690643^2 + 906360^2 .

It is not a de Polignac number, because 1298476203049 - 2²⁷ = 1298341985321 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1298476203149) by changing a digit.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 94572217 + ... + 94585945.

Almost surely, 2^{1298476203049} is an apocalyptic number.

1298476203049 is the 1139507-th square number.

1298476203049 is the 569754-th centered octagonal number.

It is an amenable number.

1298476203049 is a deficient number, since it is larger than the sum of its proper divisors (15928516334).

1298476203049 is an frugal number, since it uses more digits than its factorization.

1298476203049 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27624 (or 13812 counting only the distinct ones).

The product of its (nonzero) digits is 5225472, while the sum is 55.

The spelling of 1298476203049 in words is "one trillion, two hundred ninety-eight billion, four hundred seventy-six million, two hundred three thousand, forty-nine".