2115351 has 12 divisors (see below), whose sum is σ = 3492112. Its totient is φ = 1208736.

The previous prime is 2115343. The next prime is 2115371. The reversal of 2115351 is 1535112.

It is not a de Polignac number, because 2115351 - 2³ = 2115343 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2115301) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 16726 + ... + 16851.

2^2115351 is an apocalyptic number.

2115351 is a gapful number since it is divisible by the number (21) formed by its first and last digit.

2115351 is a deficient number, since it is larger than the sum of its proper divisors (1376761).

2115351 is a wasteful number, since it uses less digits than its factorization.

2115351 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 33590 (or 33587 counting only the distinct ones).

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

The square root of 2115351 is about 1454.4246285043. The cubic root of 2115351 is about 128.3691937041.

The spelling of 2115351 in words is "two million, one hundred fifteen thousand, three hundred fifty-one".