1057203012563 has 4 divisors (see below), whose sum is σ = 1066902122880. Its totient is φ = 1047503902248.

The previous prime is 1057203012529. The next prime is 1057203012583. The reversal of 1057203012563 is 3652103027501.

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

It is a cyclic number.

It is not a de Polignac number, because 1057203012563 - 2³⁶ = 988483535827 is a prime.

It is a super-2 number, since 2×1057203012563² (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 (1057203012583) 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, 4849554995 + ... + 4849555212.

It is an arithmetic number, because the mean of its divisors is an integer number (266725530720).

Almost surely, 2^{1057203012563} is an apocalyptic number.

1057203012563 is a deficient number, since it is larger than the sum of its proper divisors (9699110317).

1057203012563 is an equidigital number, since it uses as much as digits as its factorization.

1057203012563 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9699110316.

The product of its (nonzero) digits is 37800, while the sum is 35.

The spelling of 1057203012563 in words is "one trillion, fifty-seven billion, two hundred three million, twelve thousand, five hundred sixty-three".