1078718133434 has 4 divisors (see below), whose sum is σ = 1618077200154. Its totient is φ = 539359066716.

The previous prime is 1078718133413. The next prime is 1078718133473. The reversal of 1078718133434 is 4343318178701.

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., 717400530025 + 361317603409 = 846995^2 + 601097^2 .

It is a super-2 number, since 2×1078718133434² (a number of 25 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 269679533357 + ... + 269679533360.

Almost surely, 2^{1078718133434} is an apocalyptic number.

1078718133434 is a deficient number, since it is larger than the sum of its proper divisors (539359066720).

1078718133434 is an equidigital number, since it uses as much as digits as its factorization.

1078718133434 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 539359066719.

The product of its (nonzero) digits is 1354752, while the sum is 50.

The spelling of 1078718133434 in words is "one trillion, seventy-eight billion, seven hundred eighteen million, one hundred thirty-three thousand, four hundred thirty-four".