1145751857503 has 16 divisors (see below), whose sum is σ = 1283916810240. Its totient is φ = 1013264359200.

The previous prime is 1145751857491. The next prime is 1145751857527. The reversal of 1145751857503 is 3057581575411.

It is a cyclic number.

It is not a de Polignac number, because 1145751857503 - 2³⁷ = 1008312904031 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1145751857563) 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 in 15 ways as a sum of consecutive naturals, for example, 2113878 + ... + 2599996.

It is an arithmetic number, because the mean of its divisors is an integer number (80244800640).

Almost surely, 2^{1145751857503} is an apocalyptic number.

1145751857503 is a deficient number, since it is larger than the sum of its proper divisors (138164952737).

1145751857503 is a wasteful number, since it uses less digits than its factorization.

1145751857503 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 491958.

The product of its (nonzero) digits is 2940000, while the sum is 52.

The spelling of 1145751857503 in words is "one trillion, one hundred forty-five billion, seven hundred fifty-one million, eight hundred fifty-seven thousand, five hundred three".