1242036703 has 4 divisors (see below), whose sum is σ = 1242138960. Its totient is φ = 1241934448.

The previous prime is 1242036701. The next prime is 1242036709. The reversal of 1242036703 is 3076302421.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It is a cyclic number.

It is not a de Polignac number, because 1242036703 - 2¹ = 1242036701 is a prime.

It is a super-2 number, since 2×1242036703² = 3085310343198220418, which 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 (1242036701) 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, 29998 + ... + 58171.

It is an arithmetic number, because the mean of its divisors is an integer number (310534740).

Almost surely, 2^1242036703 is an apocalyptic number.

1242036703 is a deficient number, since it is larger than the sum of its proper divisors (102257).

1242036703 is an equidigital number, since it uses as much as digits as its factorization.

1242036703 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 102256.

The product of its (nonzero) digits is 6048, while the sum is 28.

The square root of 1242036703 is about 35242.5410973726. The cubic root of 1242036703 is about 1074.9249496551.

The spelling of 1242036703 in words is "one billion, two hundred forty-two million, thirty-six thousand, seven hundred three".