1602020115 has 12 divisors (see below), whose sum is σ = 2776834944. Its totient is φ = 854410704.

The previous prime is 1602020089. The next prime is 1602020141. The reversal of 1602020115 is 5110202061.

It is an interprime number because it is at equal distance from previous prime (1602020089) and next prime (1602020141).

It is not a de Polignac number, because 1602020115 - 2¹⁴ = 1602003731 is a prime.

It is a super-2 number, since 2×1602020115² = 5132936897729226450, which contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 17800179 + ... + 17800268.

It is an arithmetic number, because the mean of its divisors is an integer number (231402912).

Almost surely, 2^1602020115 is an apocalyptic number.

1602020115 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

1602020115 is a deficient number, since it is larger than the sum of its proper divisors (1174814829).

1602020115 is a wasteful number, since it uses less digits than its factorization.

1602020115 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 35600458 (or 35600455 counting only the distinct ones).

The product of its (nonzero) digits is 120, while the sum is 18.

The square root of 1602020115 is about 40025.2434720890. The cubic root of 1602020115 is about 1170.0991259430.

Adding to 1602020115 its reverse (5110202061), we get a palindrome (6712222176).

The spelling of 1602020115 in words is "one billion, six hundred two million, twenty thousand, one hundred fifteen".