1141662161445 has 96 divisors (see below), whose sum is σ = 1986898636800. Its totient is φ = 559521331200.

The previous prime is 1141662161413. The next prime is 1141662161501. The reversal of 1141662161445 is 5441612661411.

It is a happy number.

It is not a de Polignac number, because 1141662161445 - 2⁵ = 1141662161413 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1141662161397 and 1141662161406.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 991886620 + ... + 991887770.

It is an arithmetic number, because the mean of its divisors is an integer number (20696860800).

Almost surely, 2^{1141662161445} is an apocalyptic number.

1141662161445 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

1141662161445 is a deficient number, since it is larger than the sum of its proper divisors (845236475355).

1141662161445 is a wasteful number, since it uses less digits than its factorization.

1141662161445 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2607 (or 2594 counting only the distinct ones).

The product of its digits is 138240, while the sum is 42.

The spelling of 1141662161445 in words is "one trillion, one hundred forty-one billion, six hundred sixty-two million, one hundred sixty-one thousand, four hundred forty-five".