2137155 has 32 divisors (see below), whose sum is σ = 3758400. Its totient is φ = 1035776.

The previous prime is 2137153. The next prime is 2137159. The reversal of 2137155 is 5517312.

It is not a de Polignac number, because 2137155 - 2¹ = 2137153 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2137151) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 73681 + ... + 73709.

It is an arithmetic number, because the mean of its divisors is an integer number (117450).

2^2137155 is an apocalyptic number.

2137155 is a deficient number, since it is larger than the sum of its proper divisors (1621245).

2137155 is an equidigital number, since it uses as much as digits as its factorization.

2137155 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 88 (or 54 counting only the distinct ones).

The product of its digits is 1050, while the sum is 24.

The square root of 2137155 is about 1461.9011594496. The cubic root of 2137155 is about 128.8087424785.

The spelling of 2137155 in words is "two million, one hundred thirty-seven thousand, one hundred fifty-five".