1057311012603 has 4 divisors (see below), whose sum is σ = 1409748016808. Its totient is φ = 704874008400.

The previous prime is 1057311012601. The next prime is 1057311012607. The reversal of 1057311012603 is 3062101137501.

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

It is not a de Polignac number, because 1057311012603 - 2¹ = 1057311012601 is a prime.

It is a super-2 number, since 2×1057311012603² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1057311012601) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 176218502098 + ... + 176218502103.

It is an arithmetic number, because the mean of its divisors is an integer number (352437004202).

Almost surely, 2^{1057311012603} is an apocalyptic number.

1057311012603 is a deficient number, since it is larger than the sum of its proper divisors (352437004205).

1057311012603 is an equidigital number, since it uses as much as digits as its factorization.

1057311012603 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 352437004204.

The product of its (nonzero) digits is 3780, while the sum is 30.

The spelling of 1057311012603 in words is "one trillion, fifty-seven billion, three hundred eleven million, twelve thousand, six hundred three".