1401101329 has 4 divisors (see below), whose sum is σ = 1411328484. Its totient is φ = 1390874176.

The previous prime is 1401101321. The next prime is 1401101381. The reversal of 1401101329 is 9231011041.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 746764929 + 654336400 = 27327^2 + 25580^2 .

It is a cyclic number.

It is not a de Polignac number, because 1401101329 - 2³ = 1401101321 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1401101321) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5113372 + ... + 5113645.

It is an arithmetic number, because the mean of its divisors is an integer number (352832121).

Almost surely, 2^1401101329 is an apocalyptic number.

It is an amenable number.

1401101329 is a deficient number, since it is larger than the sum of its proper divisors (10227155).

1401101329 is a wasteful number, since it uses less digits than its factorization.

1401101329 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10227154.

The product of its (nonzero) digits is 216, while the sum is 22.

The square root of 1401101329 is about 37431.2881023349. The cubic root of 1401101329 is about 1118.9822091402.

The spelling of 1401101329 in words is "one billion, four hundred one million, one hundred one thousand, three hundred twenty-nine".