1117724180145 has 64 divisors (see below), whose sum is σ = 1934506644480. Its totient is φ = 548928442368.

The previous prime is 1117724180137. The next prime is 1117724180149. The reversal of 1117724180145 is 5410814277111.

It is not a de Polignac number, because 1117724180145 - 2³ = 1117724180137 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1117724180097 and 1117724180106.

It is not an unprimeable number, because it can be changed into a prime (1117724180149) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 38972871 + ... + 39001539.

It is an arithmetic number, because the mean of its divisors is an integer number (30226666320).

Almost surely, 2^{1117724180145} is an apocalyptic number.

1117724180145 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

1117724180145 is a deficient number, since it is larger than the sum of its proper divisors (816782464335).

1117724180145 is a wasteful number, since it uses less digits than its factorization.

1117724180145 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 31994.

The product of its (nonzero) digits is 62720, while the sum is 42.

The spelling of 1117724180145 in words is "one trillion, one hundred seventeen billion, seven hundred twenty-four million, one hundred eighty thousand, one hundred forty-five".