1401162402 has 16 divisors (see below), whose sum is σ = 2861949312. Its totient is φ = 457116720.

The previous prime is 1401162319. The next prime is 1401162403. The reversal of 1401162402 is 2042611041.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (1401162403) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2484049 + ... + 2484612.

It is an arithmetic number, because the mean of its divisors is an integer number (178871832).

Almost surely, 2^1401162402 is an apocalyptic number.

1401162402 is an abundant number, since it is smaller than the sum of its proper divisors (1460786910).

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

1401162402 is a wasteful number, since it uses less digits than its factorization.

1401162402 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4968713.

The product of its (nonzero) digits is 384, while the sum is 21.

The square root of 1401162402 is about 37432.1038949189. The cubic root of 1401162402 is about 1118.9984674474.

Adding to 1401162402 its reverse (2042611041), we get a palindrome (3443773443).

The spelling of 1401162402 in words is "one billion, four hundred one million, one hundred sixty-two thousand, four hundred two".