1159401 has 8 divisors (see below), whose sum is σ = 1552320. Its totient is φ = 769712.

The previous prime is 1159397. The next prime is 1159421. The reversal of 1159401 is 1049511.

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 1159401 - 2² = 1159397 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1159421) 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, 220 + ... + 1538.

It is an arithmetic number, because the mean of its divisors is an integer number (194040).

2^1159401 is an apocalyptic number.

It is an amenable number.

1159401 is a deficient number, since it is larger than the sum of its proper divisors (392919).

1159401 is a wasteful number, since it uses less digits than its factorization.

1159401 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1615.

The product of its (nonzero) digits is 180, while the sum is 21.

The square root of 1159401 is about 1076.7548467502. The cubic root of 1159401 is about 105.0536687087.

The spelling of 1159401 in words is "one million, one hundred fifty-nine thousand, four hundred one".