2115371 has 2 divisors, whose sum is σ = 2115372. Its totient is φ = 2115370.

The previous prime is 2115343. The next prime is 2115397. The reversal of 2115371 is 1735112.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 2115371 - 2⁶ = 2115307 is a prime.

It is not a weakly prime, because it can be changed into another prime (2115301) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1057685 + 1057686.

It is an arithmetic number, because the mean of its divisors is an integer number (1057686).

2^2115371 is an apocalyptic number.

2115371 is a deficient number, since it is larger than the sum of its proper divisors (1).

2115371 is an equidigital number, since it uses as much as digits as its factorization.

2115371 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 210, while the sum is 20.

The square root of 2115371 is about 1454.4315040592. The cubic root of 2115371 is about 128.3695982667.

The spelling of 2115371 in words is "two million, one hundred fifteen thousand, three hundred seventy-one".