1051260204503 has 4 divisors (see below), whose sum is σ = 1113099040080. Its totient is φ = 989421368928.

The previous prime is 1051260204497. The next prime is 1051260204509. The reversal of 1051260204503 is 3054020621501.

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

It is an interprime number because it is at equal distance from previous prime (1051260204497) and next prime (1051260204509).

It is a cyclic number.

It is not a de Polignac number, because 1051260204503 - 2¹² = 1051260200407 is a prime.

It is a super-2 number, since 2×1051260204503² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1051260204509) 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, 30919417763 + ... + 30919417796.

It is an arithmetic number, because the mean of its divisors is an integer number (278274760020).

Almost surely, 2^{1051260204503} is an apocalyptic number.

1051260204503 is a deficient number, since it is larger than the sum of its proper divisors (61838835577).

1051260204503 is an equidigital number, since it uses as much as digits as its factorization.

1051260204503 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 61838835576.

The product of its (nonzero) digits is 7200, while the sum is 29.

The spelling of 1051260204503 in words is "one trillion, fifty-one billion, two hundred sixty million, two hundred four thousand, five hundred three".