2146051 has 2 divisors, whose sum is σ = 2146052. Its totient is φ = 2146050.

The previous prime is 2146043. The next prime is 2146091. The reversal of 2146051 is 1506412.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 2146051 - 2³ = 2146043 is a prime.

It is not a weakly prime, because it can be changed into another prime (2146091) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1073025 + 1073026.

It is an arithmetic number, because the mean of its divisors is an integer number (1073026).

2^2146051 is an apocalyptic number.

2146051 is a deficient number, since it is larger than the sum of its proper divisors (1).

2146051 is an equidigital number, since it uses as much as digits as its factorization.

2146051 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 240, while the sum is 19.

The square root of 2146051 is about 1464.9406131308. The cubic root of 2146051 is about 128.9872190530.

It can be divided in two parts, 21460 and 51, that multiplied together give a triangular number (1094460 = T₁₄₇₉).

The spelling of 2146051 in words is "two million, one hundred forty-six thousand, fifty-one".