1043555137 has 2 divisors, whose sum is σ = 1043555138. Its totient is φ = 1043555136.

The previous prime is 1043555131. The next prime is 1043555159. The reversal of 1043555137 is 7315553401.

1043555137 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 678133681 + 365421456 = 26041^2 + 19116^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1043555137 is a prime.

It is not a weakly prime, because it can be changed into another prime (1043555131) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 521777568 + 521777569.

It is an arithmetic number, because the mean of its divisors is an integer number (521777569).

Almost surely, 2^1043555137 is an apocalyptic number.

It is an amenable number.

1043555137 is a deficient number, since it is larger than the sum of its proper divisors (1).

1043555137 is an equidigital number, since it uses as much as digits as its factorization.

1043555137 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 31500, while the sum is 34.

The square root of 1043555137 is about 32304.1040271975. The cubic root of 1043555137 is about 1014.3125525351.

The spelling of 1043555137 in words is "one billion, forty-three million, five hundred fifty-five thousand, one hundred thirty-seven".