1073555534 has 4 divisors (see below), whose sum is σ = 1610333304. Its totient is φ = 536777766.

The previous prime is 1073555533. The next prime is 1073555557. The reversal of 1073555534 is 4355553701.

It is a semiprime because it is the product of two primes.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1073555533) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 268388882 + ... + 268388885.

It is an arithmetic number, because the mean of its divisors is an integer number (402583326).

Almost surely, 2^1073555534 is an apocalyptic number.

1073555534 is a deficient number, since it is larger than the sum of its proper divisors (536777770).

1073555534 is an equidigital number, since it uses as much as digits as its factorization.

1073555534 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 536777769.

The product of its (nonzero) digits is 157500, while the sum is 38.

The square root of 1073555534 is about 32765.1573168816. The cubic root of 1073555534 is about 1023.9407765787.

The spelling of 1073555534 in words is "one billion, seventy-three million, five hundred fifty-five thousand, five hundred thirty-four".