1187282025103 has 4 divisors (see below), whose sum is σ = 1249770552760. Its totient is φ = 1124793497448.

The previous prime is 1187282025089. The next prime is 1187282025109. The reversal of 1187282025103 is 3015202827811.

It is a happy number.

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 1187282025103 - 2²⁵ = 1187248470671 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 (1187282025109) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 31244263800 + ... + 31244263837.

It is an arithmetic number, because the mean of its divisors is an integer number (312442638190).

Almost surely, 2^{1187282025103} is an apocalyptic number.

1187282025103 is a deficient number, since it is larger than the sum of its proper divisors (62488527657).

1187282025103 is an equidigital number, since it uses as much as digits as its factorization.

1187282025103 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 62488527656.

The product of its (nonzero) digits is 53760, while the sum is 40.

The spelling of 1187282025103 in words is "one trillion, one hundred eighty-seven billion, two hundred eighty-two million, twenty-five thousand, one hundred three".