1045375523 has 4 divisors (see below), whose sum is σ = 1045866840. Its totient is φ = 1044884208.

The previous prime is 1045375519. The next prime is 1045375571. The reversal of 1045375523 is 3255735401.

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 1045375523 - 2² = 1045375519 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1045375223) 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, 242453 + ... + 246726.

It is an arithmetic number, because the mean of its divisors is an integer number (261466710).

Almost surely, 2^1045375523 is an apocalyptic number.

1045375523 is a deficient number, since it is larger than the sum of its proper divisors (491317).

1045375523 is an equidigital number, since it uses as much as digits as its factorization.

1045375523 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 491316.

The product of its (nonzero) digits is 63000, while the sum is 35.

The square root of 1045375523 is about 32332.2675202343. The cubic root of 1045375523 is about 1014.9020015879.

The spelling of 1045375523 in words is "one billion, forty-five million, three hundred seventy-five thousand, five hundred twenty-three".