1613053443 has 16 divisors (see below), whose sum is σ = 2215284480. Its totient is φ = 1043264736.

The previous prime is 1613053391. The next prime is 1613053493. The reversal of 1613053443 is 3443503161.

It is not a de Polignac number, because 1613053443 - 2¹³ = 1613045251 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 1613053443.

It is not an unprimeable number, because it can be changed into a prime (1613053493) 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, 17578 + ... + 59456.

It is an arithmetic number, because the mean of its divisors is an integer number (138455280).

Almost surely, 2^1613053443 is an apocalyptic number.

1613053443 is a deficient number, since it is larger than the sum of its proper divisors (602231037).

1613053443 is a wasteful number, since it uses less digits than its factorization.

1613053443 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 42266.

The product of its (nonzero) digits is 12960, while the sum is 30.

The square root of 1613053443 is about 40162.8365905597. The cubic root of 1613053443 is about 1172.7791926858.

The spelling of 1613053443 in words is "one billion, six hundred thirteen million, fifty-three thousand, four hundred forty-three".