1142253563103 has 24 divisors (see below), whose sum is σ = 1654006914560. Its totient is φ = 759617533440.

The previous prime is 1142253563069. The next prime is 1142253563107. The reversal of 1142253563103 is 3013653522411.

1142253563103 is a `hidden beast` number, since 1 + 1 + 42 + 2 + 53 + 563 + 1 + 0 + 3 = 666.

It is not a de Polignac number, because 1142253563103 - 2¹⁸ = 1142253300959 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 (1142253563107) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 27410163 + ... + 27451803.

Almost surely, 2^{1142253563103} is an apocalyptic number.

1142253563103 is a deficient number, since it is larger than the sum of its proper divisors (511753351457).

1142253563103 is a wasteful number, since it uses less digits than its factorization.

1142253563103 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 49119 (or 49116 counting only the distinct ones).

The product of its (nonzero) digits is 64800, while the sum is 36.

The spelling of 1142253563103 in words is "one trillion, one hundred forty-two billion, two hundred fifty-three million, five hundred sixty-three thousand, one hundred three".