1402130144 has 12 divisors (see below), whose sum is σ = 2760443784. Its totient is φ = 701065056.

The previous prime is 1402130143. The next prime is 1402130159. The reversal of 1402130144 is 4410312041.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1402130143) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 21908252 + ... + 21908315.

It is an arithmetic number, because the mean of its divisors is an integer number (230036982).

Almost surely, 2^1402130144 is an apocalyptic number.

It is an amenable number.

1402130144 is a deficient number, since it is larger than the sum of its proper divisors (1358313640).

1402130144 is an equidigital number, since it uses as much as digits as its factorization.

1402130144 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 43816577 (or 43816569 counting only the distinct ones).

The product of its (nonzero) digits is 384, while the sum is 20.

The square root of 1402130144 is about 37445.0282948217. The cubic root of 1402130144 is about 1119.2560280269.

Adding to 1402130144 its reverse (4410312041), we get a palindrome (5812442185).

The spelling of 1402130144 in words is "one billion, four hundred two million, one hundred thirty thousand, one hundred forty-four".