1190245103 has 4 divisors (see below), whose sum is σ = 1197826440. Its totient is φ = 1182663768.

The previous prime is 1190245099. The next prime is 1190245109. The reversal of 1190245103 is 3015420911.

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 1190245103 - 2² = 1190245099 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 (1190245109) 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 3 ways as a sum of consecutive naturals, for example, 3790433 + ... + 3790746.

It is an arithmetic number, because the mean of its divisors is an integer number (299456610).

Almost surely, 2^1190245103 is an apocalyptic number.

1190245103 is a deficient number, since it is larger than the sum of its proper divisors (7581337).

1190245103 is an equidigital number, since it uses as much as digits as its factorization.

1190245103 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7581336.

The product of its (nonzero) digits is 1080, while the sum is 26.

The square root of 1190245103 is about 34499.9290289125. The cubic root of 1190245103 is about 1059.7712521112.

The spelling of 1190245103 in words is "one billion, one hundred ninety million, two hundred forty-five thousand, one hundred three".