1160641 has 8 divisors (see below), whose sum is σ = 1248480. Its totient is φ = 1075008.

The previous prime is 1160639. The next prime is 1160659. The reversal of 1160641 is 1460611.

1160641 = 168² + 169² + ... + 201².

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 1160641 - 2¹ = 1160639 is a prime.

1160641 is a lucky number.

It is not an unprimeable number, because it can be changed into a prime (1160611) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 630 + ... + 1648.

It is an arithmetic number, because the mean of its divisors is an integer number (156060).

2^1160641 is an apocalyptic number.

It is an amenable number.

1160641 is a deficient number, since it is larger than the sum of its proper divisors (87839).

1160641 is a wasteful number, since it uses less digits than its factorization.

1160641 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1103.

The product of its (nonzero) digits is 144, while the sum is 19.

The square root of 1160641 is about 1077.3304971085. The cubic root of 1160641 is about 105.0911076207.

The spelling of 1160641 in words is "one million, one hundred sixty thousand, six hundred forty-one".