1874049887 has 2 divisors, whose sum is σ = 1874049888. Its totient is φ = 1874049886.

The previous prime is 1874049839. The next prime is 1874049917. The reversal of 1874049887 is 7889404781.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1874049887 - 2¹⁶ = 1873984351 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1874049817) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 937024943 + 937024944.

It is an arithmetic number, because the mean of its divisors is an integer number (937024944).

Almost surely, 2^1874049887 is an apocalyptic number.

1874049887 is a deficient number, since it is larger than the sum of its proper divisors (1).

1874049887 is an equidigital number, since it uses as much as digits as its factorization.

1874049887 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3612672, while the sum is 56.

The square root of 1874049887 is about 43290.2978391233. The cubic root of 1874049887 is about 1232.8977192943.

The spelling of 1874049887 in words is "one billion, eight hundred seventy-four million, forty-nine thousand, eight hundred eighty-seven".