302403141442 has 4 divisors (see below), whose sum is σ = 453604712166. Its totient is φ = 151201570720.

The previous prime is 302403141427. The next prime is 302403141541. The reversal of 302403141442 is 244141304203.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 244141304203 = 3919 ⋅62296837.

It can be written as a sum of positive squares in only one way, i.e., 181543314241 + 120859827201 = 426079^2 + 347649^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 302403141442.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 75600785359 + ... + 75600785362.

Almost surely, 2^302403141442 is an apocalyptic number.

302403141442 is a deficient number, since it is larger than the sum of its proper divisors (151201570724).

302403141442 is a wasteful number, since it uses less digits than its factorization.

302403141442 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 151201570723.

The product of its (nonzero) digits is 9216, while the sum is 28.

Adding to 302403141442 its reverse (244141304203), we get a palindrome (546544445645).

The spelling of 302403141442 in words is "three hundred two billion, four hundred three million, one hundred forty-one thousand, four hundred forty-two".