1164145442041 has 8 divisors (see below), whose sum is σ = 1226181693600. Its totient is φ = 1102185734400.

The previous prime is 1164145442021. The next prime is 1164145442069. The reversal of 1164145442041 is 1402445414611.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1164145442041 is a prime.

It is a super-2 number, since 2×1164145442041² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1164145442021) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 19104751 + ... + 19165588.

It is an arithmetic number, because the mean of its divisors is an integer number (153272711700).

Almost surely, 2^{1164145442041} is an apocalyptic number.

It is an amenable number.

1164145442041 is a deficient number, since it is larger than the sum of its proper divisors (62036251559).

1164145442041 is a wasteful number, since it uses less digits than its factorization.

1164145442041 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 38271959.

The product of its (nonzero) digits is 61440, while the sum is 37.

The spelling of 1164145442041 in words is "one trillion, one hundred sixty-four billion, one hundred forty-five million, four hundred forty-two thousand, forty-one".