2061427 has 2 divisors, whose sum is σ = 2061428. Its totient is φ = 2061426.

The previous prime is 2061419. The next prime is 2061431. The reversal of 2061427 is 7241602.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 2061427 - 2³ = 2061419 is a prime.

2061427 is a lucky number.

It is equal to p₁₅₃₁₇₅ and since 2061427 and 153175 have the same sum of digits, it is a Honaker prime.

It is a junction number, because it is equal to n+sod(n) for n = 2061398 and 2061407.

It is not a weakly prime, because it can be changed into another prime (2061127) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1030713 + 1030714.

It is an arithmetic number, because the mean of its divisors is an integer number (1030714).

2^2061427 is an apocalyptic number.

2061427 is a deficient number, since it is larger than the sum of its proper divisors (1).

2061427 is an equidigital number, since it uses as much as digits as its factorization.

2061427 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 672, while the sum is 22.

The square root of 2061427 is about 1435.7670423854. The cubic root of 2061427 is about 127.2690063383.

The spelling of 2061427 in words is "two million, sixty-one thousand, four hundred twenty-seven".