1602434243 has 4 divisors (see below), whose sum is σ = 1626351240. Its totient is φ = 1578517248.

The previous prime is 1602434227. The next prime is 1602434257. The reversal of 1602434243 is 3424342061.

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

It is a cyclic number.

It is not a de Polignac number, because 1602434243 - 2⁴ = 1602434227 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1602434213) 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, 11958398 + ... + 11958531.

It is an arithmetic number, because the mean of its divisors is an integer number (406587810).

Almost surely, 2^1602434243 is an apocalyptic number.

1602434243 is a deficient number, since it is larger than the sum of its proper divisors (23916997).

1602434243 is an equidigital number, since it uses as much as digits as its factorization.

1602434243 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23916996.

The product of its (nonzero) digits is 13824, while the sum is 29.

The square root of 1602434243 is about 40030.4164729771. The cubic root of 1602434243 is about 1170.1999422098.

The spelling of 1602434243 in words is "one billion, six hundred two million, four hundred thirty-four thousand, two hundred forty-three".