1002145354443 has 8 divisors (see below), whose sum is σ = 1484659784400. Its totient is φ = 668096902944.

The previous prime is 1002145354429. The next prime is 1002145354447. The reversal of 1002145354443 is 3444535412001.

1002145354443 is a `hidden beast` number, since 1 + 0 + 0 + 21 + 4 + 53 + 544 + 43 = 666.

It is not a de Polignac number, because 1002145354443 - 2⁸ = 1002145354187 is a prime.

It is a super-2 number, since 2×1002145354443² (a number of 25 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1002145354398 and 1002145354407.

It is not an unprimeable number, because it can be changed into a prime (1002145354447) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 18558247278 + ... + 18558247331.

It is an arithmetic number, because the mean of its divisors is an integer number (185582473050).

Almost surely, 2^{1002145354443} is an apocalyptic number.

1002145354443 is a deficient number, since it is larger than the sum of its proper divisors (482514429957).

1002145354443 is an equidigital number, since it uses as much as digits as its factorization.

1002145354443 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 37116494618 (or 37116494612 counting only the distinct ones).

The product of its (nonzero) digits is 115200, while the sum is 36.

The spelling of 1002145354443 in words is "one trillion, two billion, one hundred forty-five million, three hundred fifty-four thousand, four hundred forty-three".