2151153 has 6 divisors (see below), whose sum is σ = 3107234. Its totient is φ = 1434096.

The previous prime is 2151139. The next prime is 2151157. The reversal of 2151153 is 3511512.

It can be written as a sum of positive squares in only one way, i.e., 2108304 + 42849 = 1452^2 + 207^2 .

It is not a de Polignac number, because 2151153 - 2⁴ = 2151137 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (2151157) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 119500 + ... + 119517.

2^2151153 is an apocalyptic number.

It is an amenable number.

2151153 is a deficient number, since it is larger than the sum of its proper divisors (956081).

2151153 is a wasteful number, since it uses less digits than its factorization.

2151153 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 239023 (or 239020 counting only the distinct ones).

The product of its digits is 150, while the sum is 18.

The square root of 2151153 is about 1466.6809469002. The cubic root of 2151153 is about 129.0893557939.

Adding to 2151153 its reverse (3511512), we get a palindrome (5662665).

It can be divided in two parts, 2151 and 153, that added together give a square (2304 = 48²).

The spelling of 2151153 in words is "two million, one hundred fifty-one thousand, one hundred fifty-three".