1137421841 has 2 divisors, whose sum is σ = 1137421842. Its totient is φ = 1137421840.

The previous prime is 1137421819. The next prime is 1137421861. The reversal of 1137421841 is 1481247311.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 725494225 + 411927616 = 26935^2 + 20296^2 .

It is a cyclic number.

It is not a de Polignac number, because 1137421841 - 2⁶ = 1137421777 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1137421798 and 1137421807.

It is not a weakly prime, because it can be changed into another prime (1137421861) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 568710920 + 568710921.

It is an arithmetic number, because the mean of its divisors is an integer number (568710921).

Almost surely, 2^1137421841 is an apocalyptic number.

It is an amenable number.

1137421841 is a deficient number, since it is larger than the sum of its proper divisors (1).

1137421841 is an equidigital number, since it uses as much as digits as its factorization.

1137421841 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 5376, while the sum is 32.

The square root of 1137421841 is about 33725.6851820686. The cubic root of 1137421841 is about 1043.8558300379.

The spelling of 1137421841 in words is "one billion, one hundred thirty-seven million, four hundred twenty-one thousand, eight hundred forty-one".