1243254032704 has 14 divisors (see below), whose sum is σ = 2467082221274. Its totient is φ = 621627016320.

The previous prime is 1243254032681. The next prime is 1243254032717. The reversal of 1243254032704 is 4072304523421.

It can be written as a sum of positive squares in only one way, i.e., 1100484921600 + 142769111104 = 1049040^2 + 377848^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 9712922067 + ... + 9712922194.

Almost surely, 2^{1243254032704} is an apocalyptic number.

It is an amenable number.

1243254032704 is a deficient number, since it is larger than the sum of its proper divisors (1223828188570).

1243254032704 is an equidigital number, since it uses as much as digits as its factorization.

1243254032704 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19425844273 (or 19425844263 counting only the distinct ones).

The product of its (nonzero) digits is 161280, while the sum is 37.

The spelling of 1243254032704 in words is "one trillion, two hundred forty-three billion, two hundred fifty-four million, thirty-two thousand, seven hundred four".