1045154503 has 8 divisors (see below), whose sum is σ = 1080516320. Its totient is φ = 1010167200.

The previous prime is 1045154479. The next prime is 1045154521. The reversal of 1045154503 is 3054515401.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 1045154503 - 2⁵ = 1045154471 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 (1045154573) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 87948 + ... + 99121.

It is an arithmetic number, because the mean of its divisors is an integer number (135064540).

Almost surely, 2^1045154503 is an apocalyptic number.

1045154503 is a deficient number, since it is larger than the sum of its proper divisors (35361817).

1045154503 is a wasteful number, since it uses less digits than its factorization.

1045154503 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 187257.

The product of its (nonzero) digits is 6000, while the sum is 28.

The square root of 1045154503 is about 32328.8493918358. The cubic root of 1045154503 is about 1014.8304708490.

Adding to 1045154503 its reverse (3054515401), we get a palindrome (4099669904).

The spelling of 1045154503 in words is "one billion, forty-five million, one hundred fifty-four thousand, five hundred three".