1401159 has 8 divisors (see below), whose sum is σ = 1878400. Its totient is φ = 929016.

The previous prime is 1401151. The next prime is 1401167. The reversal of 1401159 is 9511041.

It is an interprime number because it is at equal distance from previous prime (1401151) and next prime (1401167).

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

It is not a de Polignac number, because 1401159 - 2³ = 1401151 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1401151) 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, 577 + ... + 1770.

It is an arithmetic number, because the mean of its divisors is an integer number (234800).

2^1401159 is an apocalyptic number.

1401159 is a deficient number, since it is larger than the sum of its proper divisors (477241).

1401159 is a wasteful number, since it uses less digits than its factorization.

1401159 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2549.

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

The square root of 1401159 is about 1183.7056221882. The cubic root of 1401159 is about 111.8997561810.

The spelling of 1401159 in words is "one million, four hundred one thousand, one hundred fifty-nine".