1303388398402 has 8 divisors (see below), whose sum is σ = 1955100397500. Its totient is φ = 651688265904.

The previous prime is 1303388398393. The next prime is 1303388398421. The reversal of 1303388398402 is 2048938833031.

It can be written as a sum of positive squares in 2 ways, for example, as 902346106561 + 401042291841 = 949919^2 + 633279^2 .

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

It is a self number, because there is not a number n which added to its sum of digits gives 1303388398402.

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, 2686777 + ... + 3134572.

Almost surely, 2^{1303388398402} is an apocalyptic number.

1303388398402 is a deficient number, since it is larger than the sum of its proper divisors (651711999098).

1303388398402 is a wasteful number, since it uses less digits than its factorization.

1303388398402 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5933300.

The product of its (nonzero) digits is 2985984, while the sum is 52.

The spelling of 1303388398402 in words is "one trillion, three hundred three billion, three hundred eighty-eight million, three hundred ninety-eight thousand, four hundred two".