2132303402 has 4 divisors (see below), whose sum is σ = 3198455106. Its totient is φ = 1066151700.

The previous prime is 2132303401. The next prime is 2132303429. The reversal of 2132303402 is 2043032312.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 2115172081 + 17131321 = 45991^2 + 4139^2 .

It is not an unprimeable number, because it can be changed into a prime (2132303401) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 533075849 + ... + 533075852.

Almost surely, 2^2132303402 is an apocalyptic number.

2132303402 is a deficient number, since it is larger than the sum of its proper divisors (1066151704).

2132303402 is a wasteful number, since it uses less digits than its factorization.

2132303402 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1066151703.

The product of its (nonzero) digits is 864, while the sum is 20.

The square root of 2132303402 is about 46176.8708554402. The cubic root of 2132303402 is about 1287.1119820084. Note that the first 3 decimals are identical.

Adding to 2132303402 its reverse (2043032312), we get a palindrome (4175335714).

The spelling of 2132303402 in words is "two billion, one hundred thirty-two million, three hundred three thousand, four hundred two".