1141656045 has 8 divisors (see below), whose sum is σ = 1826649696. Its totient is φ = 608883216.

The previous prime is 1141656031. The next prime is 1141656049. The reversal of 1141656045 is 5406561411.

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

It is not a de Polignac number, because 1141656045 - 2⁶ = 1141655981 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1141655997 and 1141656015.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1141656049) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 38055187 + ... + 38055216.

It is an arithmetic number, because the mean of its divisors is an integer number (228331212).

Almost surely, 2^1141656045 is an apocalyptic number.

1141656045 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

1141656045 is a deficient number, since it is larger than the sum of its proper divisors (684993651).

1141656045 is an equidigital number, since it uses as much as digits as its factorization.

1141656045 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 76110411.

The product of its (nonzero) digits is 14400, while the sum is 33.

The square root of 1141656045 is about 33788.4010423696. The cubic root of 1141656045 is about 1045.1495234104.

The spelling of 1141656045 in words is "one billion, one hundred forty-one million, six hundred fifty-six thousand, forty-five".