1203461503 has 4 divisors (see below), whose sum is σ = 1204223328. Its totient is φ = 1202699680.

The previous prime is 1203461491. The next prime is 1203461521. The reversal of 1203461503 is 3051643021.

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 1203461503 - 2²⁹ = 666590591 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 (1203401503) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 378538 + ... + 381703.

It is an arithmetic number, because the mean of its divisors is an integer number (301055832).

Almost surely, 2^1203461503 is an apocalyptic number.

1203461503 is a deficient number, since it is larger than the sum of its proper divisors (761825).

1203461503 is an equidigital number, since it uses as much as digits as its factorization.

1203461503 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 761824.

The product of its (nonzero) digits is 2160, while the sum is 25.

The square root of 1203461503 is about 34690.9426651972. The cubic root of 1203461503 is about 1063.6793649047.

It can be divided in two parts, 12034 and 61503, that added together give a palindrome (73537).

The spelling of 1203461503 in words is "one billion, two hundred three million, four hundred sixty-one thousand, five hundred three".