1047249743140 has 12 divisors (see below), whose sum is σ = 2199224460636. Its totient is φ = 418899897248.

The previous prime is 1047249743131. The next prime is 1047249743227. The reversal of 1047249743140 is 413479427401.

It can be written as a sum of positive squares in 2 ways, for example, as 711536112676 + 335713630464 = 843526^2 + 579408^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 26181243559 + ... + 26181243598.

It is an arithmetic number, because the mean of its divisors is an integer number (183268705053).

Almost surely, 2^{1047249743140} is an apocalyptic number.

1047249743140 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1047249743140 is an abundant number, since it is smaller than the sum of its proper divisors (1151974717496).

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

1047249743140 is a wasteful number, since it uses less digits than its factorization.

1047249743140 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 52362487166 (or 52362487164 counting only the distinct ones).

The product of its (nonzero) digits is 677376, while the sum is 46.

The spelling of 1047249743140 in words is "one trillion, forty-seven billion, two hundred forty-nine million, seven hundred forty-three thousand, one hundred forty".