1241879 has 2 divisors, whose sum is σ = 1241880. Its totient is φ = 1241878.

The previous prime is 1241869. The next prime is 1241893. The reversal of 1241879 is 9781421.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1241879 - 2¹² = 1237783 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1241819) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 620939 + 620940.

It is an arithmetic number, because the mean of its divisors is an integer number (620940).

2^1241879 is an apocalyptic number.

1241879 is a deficient number, since it is larger than the sum of its proper divisors (1).

1241879 is an equidigital number, since it uses as much as digits as its factorization.

1241879 is an evil number, because the sum of its binary digits is even.

The product of its digits is 4032, while the sum is 32.

The square root of 1241879 is about 1114.3962490963. The cubic root of 1241879 is about 107.4879452861.

The spelling of 1241879 in words is "one million, two hundred forty-one thousand, eight hundred seventy-nine".