1045407603 has 4 divisors (see below), whose sum is σ = 1393876808. Its totient is φ = 696938400.

The previous prime is 1045407599. The next prime is 1045407653. The reversal of 1045407603 is 3067045401.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 1045407603 - 2² = 1045407599 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1045407653) 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, 174234598 + ... + 174234603.

It is an arithmetic number, because the mean of its divisors is an integer number (348469202).

Almost surely, 2^1045407603 is an apocalyptic number.

1045407603 is a deficient number, since it is larger than the sum of its proper divisors (348469205).

1045407603 is an equidigital number, since it uses as much as digits as its factorization.

1045407603 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 348469204.

The product of its (nonzero) digits is 10080, while the sum is 30.

The square root of 1045407603 is about 32332.7636152557. The cubic root of 1045407603 is about 1014.9123830959.

The spelling of 1045407603 in words is "one billion, forty-five million, four hundred seven thousand, six hundred three".