1401400330 has 16 divisors (see below), whose sum is σ = 2751840864. Its totient is φ = 509600080.

The previous prime is 1401400313. The next prime is 1401400331. The reversal of 1401400330 is 330041041.

It is not an unprimeable number, because it can be changed into a prime (1401400331) 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, 6369892 + ... + 6370111.

It is an arithmetic number, because the mean of its divisors is an integer number (171990054).

Almost surely, 2^1401400330 is an apocalyptic number.

1401400330 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1401400330 is a deficient number, since it is larger than the sum of its proper divisors (1350440534).

1401400330 is a wasteful number, since it uses less digits than its factorization.

1401400330 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12740021.

The product of its (nonzero) digits is 144, while the sum is 16.

The square root of 1401400330 is about 37435.2818875456. The cubic root of 1401400330 is about 1119.0618020041.

Adding to 1401400330 its reverse (330041041), we get a palindrome (1731441371).

The spelling of 1401400330 in words is "one billion, four hundred one million, four hundred thousand, three hundred thirty".