1402002130 has 16 divisors (see below), whose sum is σ = 2526113304. Its totient is φ = 560243200.

The previous prime is 1402002089. The next prime is 1402002131. The reversal of 1402002130 is 312002041.

It can be written as a sum of positive squares in 4 ways, for example, as 597655809 + 804346321 = 24447^2 + 28361^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 1402002130.

It is not an unprimeable number, because it can be changed into a prime (1402002131) 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, 59071 + ... + 79330.

Almost surely, 2^1402002130 is an apocalyptic number.

1402002130 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1402002130 is a deficient number, since it is larger than the sum of its proper divisors (1124111174).

1402002130 is a wasteful number, since it uses less digits than its factorization.

1402002130 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 139421.

The product of its (nonzero) digits is 48, while the sum is 13.

The square root of 1402002130 is about 37443.3188967004. The cubic root of 1402002130 is about 1119.2219644268.

Adding to 1402002130 its reverse (312002041), we get a palindrome (1714004171).

The spelling of 1402002130 in words is "one billion, four hundred two million, two thousand, one hundred thirty".