1174485421 has 2 divisors, whose sum is σ = 1174485422. Its totient is φ = 1174485420.

The previous prime is 1174485419. The next prime is 1174485439. The reversal of 1174485421 is 1245844711.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1050408100 + 124077321 = 32410^2 + 11139^2 .

It is a cyclic number.

It is not a de Polignac number, because 1174485421 - 2¹ = 1174485419 is a prime.

Together with 1174485419, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1174485401) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 587242710 + 587242711.

It is an arithmetic number, because the mean of its divisors is an integer number (587242711).

Almost surely, 2^1174485421 is an apocalyptic number.

It is an amenable number.

1174485421 is a deficient number, since it is larger than the sum of its proper divisors (1).

1174485421 is an equidigital number, since it uses as much as digits as its factorization.

1174485421 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 35840, while the sum is 37.

The square root of 1174485421 is about 34270.7662738959. The cubic root of 1174485421 is about 1055.0730828433.

The spelling of 1174485421 in words is "one billion, one hundred seventy-four million, four hundred eighty-five thousand, four hundred twenty-one".