1402160144 has 40 divisors (see below), whose sum is σ = 3387039168. Its totient is φ = 546295680.

The previous prime is 1402160143. The next prime is 1402160167. The reversal of 1402160144 is 4410612041.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (1402160143) 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, 567827 + ... + 570290.

Almost surely, 2^1402160144 is an apocalyptic number.

1402160144 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is an amenable number.

1402160144 is an abundant number, since it is smaller than the sum of its proper divisors (1984879024).

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

1402160144 is a wasteful number, since it uses less digits than its factorization.

1402160144 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1138143 (or 1138137 counting only the distinct ones).

The product of its (nonzero) digits is 768, while the sum is 23.

The square root of 1402160144 is about 37445.4288799047. The cubic root of 1402160144 is about 1119.2640105102.

Adding to 1402160144 its reverse (4410612041), we get a palindrome (5812772185).

The spelling of 1402160144 in words is "one billion, four hundred two million, one hundred sixty thousand, one hundred forty-four".