1602012489 has 16 divisors (see below), whose sum is σ = 2663086080. Its totient is φ = 832214160.

The previous prime is 1602012473. The next prime is 1602012499. The reversal of 1602012489 is 9842102061.

It is not a de Polignac number, because 1602012489 - 2⁴ = 1602012473 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (33).

It is not an unprimeable number, because it can be changed into a prime (1602012469) 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, 3467329 + ... + 3467790.

It is an arithmetic number, because the mean of its divisors is an integer number (166442880).

Almost surely, 2^1602012489 is an apocalyptic number.

It is an amenable number.

1602012489 is a deficient number, since it is larger than the sum of its proper divisors (1061073591).

1602012489 is a wasteful number, since it uses less digits than its factorization.

1602012489 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6935140.

The product of its (nonzero) digits is 6912, while the sum is 33.

The square root of 1602012489 is about 40025.1482070960. The cubic root of 1602012489 is about 1170.0972692892.

The spelling of 1602012489 in words is "one billion, six hundred two million, twelve thousand, four hundred eighty-nine".