1245350430442 has 8 divisors (see below), whose sum is σ = 1868080694436. Its totient is φ = 622656865632.

The previous prime is 1245350430409. The next prime is 1245350430451. The reversal of 1245350430442 is 2440340535421.

It can be written as a sum of positive squares in 2 ways, for example, as 1137424383001 + 107926047441 = 1066501^2 + 328521^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-3 number, since 3×1245350430442³ (a number of 37 digits) contains 333 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 9089803 + ... + 9225790.

Almost surely, 2^{1245350430442} is an apocalyptic number.

1245350430442 is a deficient number, since it is larger than the sum of its proper divisors (622730263994).

1245350430442 is a wasteful number, since it uses less digits than its factorization.

1245350430442 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18349592.

The product of its (nonzero) digits is 230400, while the sum is 37.

Adding to 1245350430442 its reverse (2440340535421), we get a palindrome (3685690965863).

The spelling of 1245350430442 in words is "one trillion, two hundred forty-five billion, three hundred fifty million, four hundred thirty thousand, four hundred forty-two".