481989437 has 2 divisors, whose sum is σ = 481989438. Its totient is φ = 481989436.

The previous prime is 481989413. The next prime is 481989461. The reversal of 481989437 is 734989184.

It is a balanced prime because it is at equal distance from previous prime (481989413) and next prime (481989461).

It can be written as a sum of positive squares in only one way, i.e., 429774361 + 52215076 = 20731^2 + 7226^2 .

It is a cyclic number.

It is not a de Polignac number, because 481989437 - 2⁸ = 481989181 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 (481989037) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 240994718 + 240994719.

It is an arithmetic number, because the mean of its divisors is an integer number (240994719).

Almost surely, 2^481989437 is an apocalyptic number.

It is an amenable number.

481989437 is a deficient number, since it is larger than the sum of its proper divisors (1).

481989437 is an equidigital number, since it uses as much as digits as its factorization.

481989437 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1741824, while the sum is 53.

The square root of 481989437 is about 21954.2578330492. The cubic root of 481989437 is about 784.0537570083.

The spelling of 481989437 in words is "four hundred eighty-one million, nine hundred eighty-nine thousand, four hundred thirty-seven".