1013553235451 has 12 divisors (see below), whose sum is σ = 1069747397712. Its totient is φ = 960170961744.

The previous prime is 1013553235441. The next prime is 1013553235507. The reversal of 1013553235451 is 1545323553101.

It is not a de Polignac number, because 1013553235451 - 2¹⁰ = 1013553234427 is a prime.

It is a super-2 number, since 2×1013553235451² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1013553235441) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 14887250 + ... + 14955176.

It is an arithmetic number, because the mean of its divisors is an integer number (89145616476).

Almost surely, 2^{1013553235451} is an apocalyptic number.

1013553235451 is a deficient number, since it is larger than the sum of its proper divisors (56194162261).

1013553235451 is an equidigital number, since it uses as much as digits as its factorization.

1013553235451 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 109298 (or 109279 counting only the distinct ones).

The product of its (nonzero) digits is 135000, while the sum is 38.

Adding to 1013553235451 its reverse (1545323553101), we get a palindrome (2558876788552).

The spelling of 1013553235451 in words is "one trillion, thirteen billion, five hundred fifty-three million, two hundred thirty-five thousand, four hundred fifty-one".