1835214949 has 2 divisors, whose sum is σ = 1835214950. Its totient is φ = 1835214948.

The previous prime is 1835214943. The next prime is 1835214989. The reversal of 1835214949 is 9494125381.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1742478049 + 92736900 = 41743^2 + 9630^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1835214949 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1835214899 and 1835214908.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1835214943) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 917607474 + 917607475.

It is an arithmetic number, because the mean of its divisors is an integer number (917607475).

Almost surely, 2^1835214949 is an apocalyptic number.

It is an amenable number.

1835214949 is a deficient number, since it is larger than the sum of its proper divisors (1).

1835214949 is an equidigital number, since it uses as much as digits as its factorization.

1835214949 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 311040, while the sum is 46.

The square root of 1835214949 is about 42839.4088311218. The cubic root of 1835214949 is about 1224.3219791463.

The spelling of 1835214949 in words is "one billion, eight hundred thirty-five million, two hundred fourteen thousand, nine hundred forty-nine".