1047720110724 has 81 divisors (see below), whose sum is σ = 3080922457431. Its totient is φ = 299336320080.

The previous prime is 1047720110711. The next prime is 1047720110729. The reversal of 1047720110724 is 4270110277401.

It is a happy number.

The square root of 1047720110724 is 1023582.

It is a perfect power (a square), and thus also a powerful number.

1047720110724 is a `hidden beast` number, since 1 + 0 + 477 + 2 + 0 + 110 + 72 + 4 = 666.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is not an unprimeable number, because it can be changed into a prime (1047720110729) by changing a digit.

It is a polite number, since it can be written in 26 ways as a sum of consecutive naturals, for example, 42978259 + ... + 43002629.

Almost surely, 2^{1047720110724} is an apocalyptic number.

1047720110724 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

1047720110724 is the 1023582-nd square number.

It is an amenable number.

1047720110724 is an abundant number, since it is smaller than the sum of its proper divisors (2033202346707).

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

1047720110724 is an frugal number, since it uses more digits than its factorization.

1047720110724 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 48766 (or 24383 counting only the distinct ones).

The product of its (nonzero) digits is 21952, while the sum is 36.

Multiplying 1047720110724 by its sum of digits (36), we get a square (37717923986064 = 6141492²).

1047720110724 divided by its sum of digits (36) gives a square (29103336409 = 170597²).

The spelling of 1047720110724 in words is "one trillion, forty-seven billion, seven hundred twenty million, one hundred ten thousand, seven hundred twenty-four".