1072998152449 has 4 divisors (see below), whose sum is σ = 1129471739440. Its totient is φ = 1016524565460.

The previous prime is 1072998152393. The next prime is 1072998152453. The reversal of 1072998152449 is 9442518992701.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 1072998152449 - 2²¹ = 1072996055297 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1072998152489) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 28236793467 + ... + 28236793504.

It is an arithmetic number, because the mean of its divisors is an integer number (282367934860).

Almost surely, 2^{1072998152449} is an apocalyptic number.

1072998152449 is a gapful number since it is divisible by the number (19) formed by its first and last digit.

It is an amenable number.

1072998152449 is a deficient number, since it is larger than the sum of its proper divisors (56473586991).

1072998152449 is an equidigital number, since it uses as much as digits as its factorization.

1072998152449 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 56473586990.

The product of its (nonzero) digits is 13063680, while the sum is 61.

The spelling of 1072998152449 in words is "one trillion, seventy-two billion, nine hundred ninety-eight million, one hundred fifty-two thousand, four hundred forty-nine".