1160145321 has 16 divisors (see below), whose sum is σ = 1586373888. Its totient is φ = 753811200.

The previous prime is 1160145313. The next prime is 1160145347. The reversal of 1160145321 is 1235410611.

It is a happy number.

It is not a de Polignac number, because 1160145321 - 2³ = 1160145313 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1160145291 and 1160145300.

It is not an unprimeable number, because it can be changed into a prime (1160145391) 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, 16911 + ... + 51051.

It is an arithmetic number, because the mean of its divisors is an integer number (99148368).

Almost surely, 2^1160145321 is an apocalyptic number.

It is an amenable number.

1160145321 is a deficient number, since it is larger than the sum of its proper divisors (426228567).

1160145321 is a wasteful number, since it uses less digits than its factorization.

1160145321 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 34432.

The product of its (nonzero) digits is 720, while the sum is 24.

The square root of 1160145321 is about 34060.9060507791. The cubic root of 1160145321 is about 1050.7614494850.

Adding to 1160145321 its reverse (1235410611), we get a palindrome (2395555932).

The spelling of 1160145321 in words is "one billion, one hundred sixty million, one hundred forty-five thousand, three hundred twenty-one".