1353445103553 has 16 divisors (see below), whose sum is σ = 1813994110080. Its totient is φ = 897606388224.

The previous prime is 1353445103533. The next prime is 1353445103567. The reversal of 1353445103553 is 3553015443531.

It is a de Polignac number, because none of the positive numbers 2^k-1353445103553 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1353445103533) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 702901 + ... + 1789122.

It is an arithmetic number, because the mean of its divisors is an integer number (113374631880).

Almost surely, 2^{1353445103553} is an apocalyptic number.

It is an amenable number.

1353445103553 is a deficient number, since it is larger than the sum of its proper divisors (460549006527).

1353445103553 is a wasteful number, since it uses less digits than its factorization.

1353445103553 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2492968.

The product of its (nonzero) digits is 810000, while the sum is 42.

The spelling of 1353445103553 in words is "one trillion, three hundred fifty-three billion, four hundred forty-five million, one hundred three thousand, five hundred fifty-three".