1129299445250 has 32 divisors (see below), whose sum is σ = 2114974008576. Its totient is φ = 451522033200.

The previous prime is 1129299445231. The next prime is 1129299445277. The reversal of 1129299445250 is 525449929211.

It is a junction number, because it is equal to n+sod(n) for n = 1129299445192 and 1129299445201.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 415832 + ... + 1559331.

It is an arithmetic number, because the mean of its divisors is an integer number (66092937768).

Almost surely, 2^{1129299445250} is an apocalyptic number.

1129299445250 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1129299445250 is a deficient number, since it is larger than the sum of its proper divisors (985674563326).

1129299445250 is a wasteful number, since it uses less digits than its factorization.

1129299445250 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1977467 (or 1977457 counting only the distinct ones).

The product of its (nonzero) digits is 2332800, while the sum is 53.

The spelling of 1129299445250 in words is "one trillion, one hundred twenty-nine billion, two hundred ninety-nine million, four hundred forty-five thousand, two hundred fifty".