1043491937 has 2 divisors, whose sum is σ = 1043491938. Its totient is φ = 1043491936.

The previous prime is 1043491901. The next prime is 1043491973. The reversal of 1043491937 is 7391943401.

It is a happy number.

1043491937 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

Together with next prime (1043491973) it forms an Ormiston pair, because they use the same digits, order apart.

It is a balanced prime because it is at equal distance from previous prime (1043491901) and next prime (1043491973).

It can be written as a sum of positive squares in only one way, i.e., 848498641 + 194993296 = 29129^2 + 13964^2 .

It is a cyclic number.

It is not a de Polignac number, because 1043491937 - 2²⁰ = 1042443361 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1043491894 and 1043491903.

It is not a weakly prime, because it can be changed into another prime (1043491997) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 521745968 + 521745969.

It is an arithmetic number, because the mean of its divisors is an integer number (521745969).

Almost surely, 2^1043491937 is an apocalyptic number.

It is an amenable number.

1043491937 is a deficient number, since it is larger than the sum of its proper divisors (1).

1043491937 is an equidigital number, since it uses as much as digits as its factorization.

1043491937 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 81648, while the sum is 41.

The square root of 1043491937 is about 32303.1258085034. The cubic root of 1043491937 is about 1014.2920757869.

The spelling of 1043491937 in words is "one billion, forty-three million, four hundred ninety-one thousand, nine hundred thirty-seven".