1125929378630 has 32 divisors (see below), whose sum is σ = 2339130242880. Its totient is φ = 382210819200.

The previous prime is 1125929378591. The next prime is 1125929378659. The reversal of 1125929378630 is 368739295211.

It is a Smith number, since the sum of its digits (56) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a congruent number.

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, 79620185 + ... + 79634324.

It is an arithmetic number, because the mean of its divisors is an integer number (73097820090).

Almost surely, 2^{1125929378630} is an apocalyptic number.

1125929378630 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1125929378630 is an abundant number, since it is smaller than the sum of its proper divisors (1213200864250).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1125929378630 is a wasteful number, since it uses less digits than its factorization.

1125929378630 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 159254624.

The product of its (nonzero) digits is 4898880, while the sum is 56.

The spelling of 1125929378630 in words is "one trillion, one hundred twenty-five billion, nine hundred twenty-nine million, three hundred seventy-eight thousand, six hundred thirty".