1353343339786 has 4 divisors (see below), whose sum is σ = 2030015009682. Its totient is φ = 676671669892.

The previous prime is 1353343339783. The next prime is 1353343339807. The reversal of 1353343339786 is 6879333433531.

It is a happy number.

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., 1100516393025 + 252826946761 = 1049055^2 + 502819^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 1353343339786.

It is not an unprimeable number, because it can be changed into a prime (1353343339783) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 338335834945 + ... + 338335834948.

Almost surely, 2^{1353343339786} is an apocalyptic number.

1353343339786 is a deficient number, since it is larger than the sum of its proper divisors (676671669896).

1353343339786 is an equidigital number, since it uses as much as digits as its factorization.

1353343339786 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 676671669895.

The product of its digits is 44089920, while the sum is 58.

The spelling of 1353343339786 in words is "one trillion, three hundred fifty-three billion, three hundred forty-three million, three hundred thirty-nine thousand, seven hundred eighty-six".