1117142145623 has 32 divisors (see below), whose sum is σ = 1314254979072. Its totient is φ = 929790576000.

The previous prime is 1117142145577. The next prime is 1117142145643. The reversal of 1117142145623 is 3265412417111.

It is a cyclic number.

It is not a de Polignac number, because 1117142145623 - 2¹⁸ = 1117141883479 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1117142145643) by changing a digit.

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 31 ways as a sum of consecutive naturals, for example, 119565290 + ... + 119574632.

It is an arithmetic number, because the mean of its divisors is an integer number (41070468096).

Almost surely, 2^{1117142145623} is an apocalyptic number.

1117142145623 is a deficient number, since it is larger than the sum of its proper divisors (197112833449).

1117142145623 is a wasteful number, since it uses less digits than its factorization.

1117142145623 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12695.

The product of its digits is 40320, while the sum is 38.

The spelling of 1117142145623 in words is "one trillion, one hundred seventeen billion, one hundred forty-two million, one hundred forty-five thousand, six hundred twenty-three".