1452245775 has 24 divisors (see below), whose sum is σ = 2402762880. Its totient is φ = 773977440.

The previous prime is 1452245759. The next prime is 1452245779. The reversal of 1452245775 is 5775422541.

It is not a de Polignac number, because 1452245775 - 2⁴ = 1452245759 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1452245779) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 112294 + ... + 124556.

It is an arithmetic number, because the mean of its divisors is an integer number (100115120).

Almost surely, 2^1452245775 is an apocalyptic number.

1452245775 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

1452245775 is a deficient number, since it is larger than the sum of its proper divisors (950517105).

1452245775 is a wasteful number, since it uses less digits than its factorization.

1452245775 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13855 (or 13850 counting only the distinct ones).

The product of its digits is 392000, while the sum is 42.

The square root of 1452245775 is about 38108.3425905667. The cubic root of 1452245775 is about 1132.4352354915.

The spelling of 1452245775 in words is "one billion, four hundred fifty-two million, two hundred forty-five thousand, seven hundred seventy-five".