1602001145 has 8 divisors (see below), whose sum is σ = 1923592704. Its totient is φ = 1280806704.

The previous prime is 1602001091. The next prime is 1602001183. The reversal of 1602001145 is 5411002061.

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 1602001145 - 2²⁴ = 1585223929 is a prime.

It is a super-2 number, since 2×1602001145² = 5132815337162622050, which contains 22 as substring.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 90329 + ... + 106598.

It is an arithmetic number, because the mean of its divisors is an integer number (240449088).

Almost surely, 2^1602001145 is an apocalyptic number.

It is an amenable number.

1602001145 is a deficient number, since it is larger than the sum of its proper divisors (321591559).

1602001145 is a wasteful number, since it uses less digits than its factorization.

1602001145 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 198559.

The product of its (nonzero) digits is 240, while the sum is 20.

The square root of 1602001145 is about 40025.0064959395. The cubic root of 1602001145 is about 1170.0945074267.

The spelling of 1602001145 in words is "one billion, six hundred two million, one thousand, one hundred forty-five".