1602205045 has 16 divisors (see below), whose sum is σ = 2213124480. Its totient is φ = 1090747584.

The previous prime is 1602205019. The next prime is 1602205051. The reversal of 1602205045 is 5405022061.

It is a cyclic number.

It is not a de Polignac number, because 1602205045 - 2⁵ = 1602205013 is a prime.

It is a super-2 number, since 2×1602205045² = 5134122012446904050, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 159802 + ... + 169531.

It is an arithmetic number, because the mean of its divisors is an integer number (138320280).

Almost surely, 2^1602205045 is an apocalyptic number.

It is an amenable number.

1602205045 is a deficient number, since it is larger than the sum of its proper divisors (610919435).

1602205045 is a wasteful number, since it uses less digits than its factorization.

1602205045 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 329484.

The product of its (nonzero) digits is 2400, while the sum is 25.

The square root of 1602205045 is about 40027.5535725080. The cubic root of 1602205045 is about 1170.1441478715.

The spelling of 1602205045 in words is "one billion, six hundred two million, two hundred five thousand, forty-five".