1419851983853 has 4 divisors (see below), whose sum is σ = 1435805377020. Its totient is φ = 1403898590688.

The previous prime is 1419851983843. The next prime is 1419851983859. The reversal of 1419851983853 is 3583891589141.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 959465307529 + 460386676324 = 979523^2 + 678518^2 .

It is a cyclic number.

It is not a de Polignac number, because 1419851983853 - 2¹² = 1419851979757 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 1419851983853.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1419851983859) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7976696450 + ... + 7976696627.

It is an arithmetic number, because the mean of its divisors is an integer number (358951344255).

Almost surely, 2^{1419851983853} is an apocalyptic number.

It is an amenable number.

1419851983853 is a deficient number, since it is larger than the sum of its proper divisors (15953393167).

1419851983853 is an equidigital number, since it uses as much as digits as its factorization.

1419851983853 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15953393166.

The product of its digits is 37324800, while the sum is 65.

The spelling of 1419851983853 in words is "one trillion, four hundred nineteen billion, eight hundred fifty-one million, nine hundred eighty-three thousand, eight hundred fifty-three".