1144997719071 has 16 divisors (see below), whose sum is σ = 1551896395488. Its totient is φ = 750718742400.

The previous prime is 1144997719067. The next prime is 1144997719087. The reversal of 1144997719071 is 1709177994411.

It is not a de Polignac number, because 1144997719071 - 2² = 1144997719067 is a prime.

It is a super-2 number, since 2×1144997719071² (a number of 25 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1144997718996 and 1144997719014.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1144997719091) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 984145 + ... + 1805141.

It is an arithmetic number, because the mean of its divisors is an integer number (96993524718).

Almost surely, 2^{1144997719071} is an apocalyptic number.

1144997719071 is a deficient number, since it is larger than the sum of its proper divisors (406898676417).

1144997719071 is an equidigital number, since it uses as much as digits as its factorization.

1144997719071 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 828682.

The product of its (nonzero) digits is 4000752, while the sum is 60.

The spelling of 1144997719071 in words is "one trillion, one hundred forty-four billion, nine hundred ninety-seven million, seven hundred nineteen thousand, seventy-one".