2661419 has 2 divisors, whose sum is σ = 2661420. Its totient is φ = 2661418.

The previous prime is 2661413. The next prime is 2661427. The reversal of 2661419 is 9141662.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 2661419 - 2⁴ = 2661403 is a prime.

It is a super-2 number, since 2×2661419² = 14166302187122, which contains 22 as substring.

It is a Sophie Germain prime.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 2661391 and 2661400.

It is not a weakly prime, because it can be changed into another prime (2661413) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1330709 + 1330710.

It is an arithmetic number, because the mean of its divisors is an integer number (1330710).

2^2661419 is an apocalyptic number.

2661419 is a deficient number, since it is larger than the sum of its proper divisors (1).

2661419 is an equidigital number, since it uses as much as digits as its factorization.

2661419 is an evil number, because the sum of its binary digits is even.

The product of its digits is 2592, while the sum is 29.

The square root of 2661419 is about 1631.3856073902. The cubic root of 2661419 is about 138.5812319155.

The spelling of 2661419 in words is "two million, six hundred sixty-one thousand, four hundred nineteen".