1352431101394 has 4 divisors (see below), whose sum is σ = 2028646652094. Its totient is φ = 676215550696.

The previous prime is 1352431101379. The next prime is 1352431101503. The reversal of 1352431101394 is 4931011342531.

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., 1349349408225 + 3081693169 = 1161615^2 + 55513^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 338107775347 + ... + 338107775350.

Almost surely, 2^{1352431101394} is an apocalyptic number.

1352431101394 is a deficient number, since it is larger than the sum of its proper divisors (676215550700).

1352431101394 is an equidigital number, since it uses as much as digits as its factorization.

1352431101394 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 676215550699.

The product of its (nonzero) digits is 38880, while the sum is 37.

The spelling of 1352431101394 in words is "one trillion, three hundred fifty-two billion, four hundred thirty-one million, one hundred one thousand, three hundred ninety-four".