1602741409 has 8 divisors (see below), whose sum is σ = 1694160000. Its totient is φ = 1512029232.

The previous prime is 1602741403. The next prime is 1602741421. The reversal of 1602741409 is 9041472061.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 1602741409 - 2³ = 1602741401 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1602741401) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 171934 + ... + 181015.

It is an arithmetic number, because the mean of its divisors is an integer number (211770000).

Almost surely, 2^1602741409 is an apocalyptic number.

1602741409 is a gapful number since it is divisible by the number (19) formed by its first and last digit.

It is an amenable number.

1602741409 is a deficient number, since it is larger than the sum of its proper divisors (91418591).

1602741409 is a wasteful number, since it uses less digits than its factorization.

1602741409 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 353207.

The product of its (nonzero) digits is 12096, while the sum is 34.

The square root of 1602741409 is about 40034.2529466955. The cubic root of 1602741409 is about 1170.2747081838.

The spelling of 1602741409 in words is "one billion, six hundred two million, seven hundred forty-one thousand, four hundred nine".