1652155 has 4 divisors (see below), whose sum is σ = 1982592. Its totient is φ = 1321720.

The previous prime is 1652141. The next prime is 1652171. The reversal of 1652155 is 5512561.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 1652155 - 2¹¹ = 1650107 is a prime.

It is a super-2 number, since 2×1652155² = 5459232288050, which contains 22 as substring.

It is an Ulam number.

It is a Duffinian number.

1652155 is a lucky number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 165211 + ... + 165220.

It is an arithmetic number, because the mean of its divisors is an integer number (495648).

2^1652155 is an apocalyptic number.

1652155 is a deficient number, since it is larger than the sum of its proper divisors (330437).

1652155 is an equidigital number, since it uses as much as digits as its factorization.

1652155 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 330436.

The product of its digits is 1500, while the sum is 25.

The square root of 1652155 is about 1285.3618167660. The cubic root of 1652155 is about 118.2179969028.

The spelling of 1652155 in words is "one million, six hundred fifty-two thousand, one hundred fifty-five".