1353203431345 has 8 divisors (see below), whose sum is σ = 1624904769600. Its totient is φ = 1081855643760.

The previous prime is 1353203431337. The next prime is 1353203431369. The reversal of 1353203431345 is 5431343023531.

It is a happy number.

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

It is not a de Polignac number, because 1353203431345 - 2³ = 1353203431337 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 88379245 + ... + 88394554.

It is an arithmetic number, because the mean of its divisors is an integer number (203113096200).

Almost surely, 2^{1353203431345} is an apocalyptic number.

It is an amenable number.

1353203431345 is a deficient number, since it is larger than the sum of its proper divisors (271701338255).

1353203431345 is a wasteful number, since it uses less digits than its factorization.

1353203431345 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 176775335.

The product of its (nonzero) digits is 194400, while the sum is 37.

Adding to 1353203431345 its reverse (5431343023531), we get a palindrome (6784546454876).

The spelling of 1353203431345 in words is "one trillion, three hundred fifty-three billion, two hundred three million, four hundred thirty-one thousand, three hundred forty-five".