1073313557 has 2 divisors, whose sum is σ = 1073313558. Its totient is φ = 1073313556.

The previous prime is 1073313541. The next prime is 1073313623. The reversal of 1073313557 is 7553133701.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1036904401 + 36409156 = 32201^2 + 6034^2 .

It is a cyclic number.

It is not a de Polignac number, because 1073313557 - 2⁴ = 1073313541 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1073316557) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 536656778 + 536656779.

It is an arithmetic number, because the mean of its divisors is an integer number (536656779).

Almost surely, 2^1073313557 is an apocalyptic number.

It is an amenable number.

1073313557 is a deficient number, since it is larger than the sum of its proper divisors (1).

1073313557 is an equidigital number, since it uses as much as digits as its factorization.

1073313557 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 33075, while the sum is 35.

The square root of 1073313557 is about 32761.4645124421. The cubic root of 1073313557 is about 1023.8638394828.

The spelling of 1073313557 in words is "one billion, seventy-three million, three hundred thirteen thousand, five hundred fifty-seven".