162001653 has 16 divisors (see below), whose sum is σ = 249500736. Its totient is φ = 92407040.

The previous prime is 162001649. The next prime is 162001663. The reversal of 162001653 is 356100261.

It is not a de Polignac number, because 162001653 - 2² = 162001649 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (162001603) 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, 143826 + ... + 144947.

It is an arithmetic number, because the mean of its divisors is an integer number (15593796).

Almost surely, 2^162001653 is an apocalyptic number.

It is an amenable number.

162001653 is a deficient number, since it is larger than the sum of its proper divisors (87499083).

162001653 is a wasteful number, since it uses less digits than its factorization.

162001653 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 288804.

The product of its (nonzero) digits is 1080, while the sum is 24.

The square root of 162001653 is about 12727.9869971649. The cubic root of 162001653 is about 545.1380319793.

The spelling of 162001653 in words is "one hundred sixty-two million, one thousand, six hundred fifty-three".