1129237354805 has 64 divisors (see below), whose sum is σ = 1609501114368. Its totient is φ = 744647904000.

The previous prime is 1129237354793. The next prime is 1129237354811. The reversal of 1129237354805 is 5084537329211.

It is not a de Polignac number, because 1129237354805 - 2³⁸ = 854359447861 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 19524680 + ... + 19582430.

It is an arithmetic number, because the mean of its divisors is an integer number (25148454912).

Almost surely, 2^{1129237354805} is an apocalyptic number.

It is an amenable number.

1129237354805 is a deficient number, since it is larger than the sum of its proper divisors (480263759563).

1129237354805 is a wasteful number, since it uses less digits than its factorization.

1129237354805 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 58026.

The product of its (nonzero) digits is 1814400, while the sum is 50.

The spelling of 1129237354805 in words is "one trillion, one hundred twenty-nine billion, two hundred thirty-seven million, three hundred fifty-four thousand, eight hundred five".