1874148769 has 2 divisors, whose sum is σ = 1874148770. Its totient is φ = 1874148768.

The previous prime is 1874148713. The next prime is 1874148797. The reversal of 1874148769 is 9678414781.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1873764369 + 384400 = 43287^2 + 620^2 .

It is a cyclic number.

It is not a de Polignac number, because 1874148769 - 2²¹ = 1872051617 is a prime.

It is a super-2 number, since 2×1874148769² = 7024867216688430722, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (1874148709) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 937074384 + 937074385.

It is an arithmetic number, because the mean of its divisors is an integer number (937074385).

Almost surely, 2^1874148769 is an apocalyptic number.

It is an amenable number.

1874148769 is a deficient number, since it is larger than the sum of its proper divisors (1).

1874148769 is an equidigital number, since it uses as much as digits as its factorization.

1874148769 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 2709504, while the sum is 55.

The square root of 1874148769 is about 43291.4399044430. The cubic root of 1874148769 is about 1232.9194030373.

The spelling of 1874148769 in words is "one billion, eight hundred seventy-four million, one hundred forty-eight thousand, seven hundred sixty-nine".