1401441402 has 16 divisors (see below), whose sum is σ = 2804281920. Its totient is φ = 466913952.

The previous prime is 1401441329. The next prime is 1401441409. The reversal of 1401441402 is 2041441041.

It is not an unprimeable number, because it can be changed into a prime (1401441409) 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, 45043 + ... + 69510.

It is an arithmetic number, because the mean of its divisors is an integer number (175267620).

Almost surely, 2^1401441402 is an apocalyptic number.

1401441402 is an abundant number, since it is smaller than the sum of its proper divisors (1402840518).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1401441402 is a wasteful number, since it uses less digits than its factorization.

1401441402 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 116597.

The product of its (nonzero) digits is 512, while the sum is 21.

The square root of 1401441402 is about 37435.8304569299. The cubic root of 1401441402 is about 1119.0727343209.

Adding to 1401441402 its reverse (2041441041), we get a palindrome (3442882443).

The spelling of 1401441402 in words is "one billion, four hundred one million, four hundred forty-one thousand, four hundred two".