1452245745 has 16 divisors (see below), whose sum is σ = 2386393920. Its totient is φ = 753597504.

The previous prime is 1452245741. The next prime is 1452245759. The reversal of 1452245745 is 5475422541.

1452245745 is digitally balanced in base 4, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 1452245745 - 2² = 1452245741 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1452245741) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1307775 + ... + 1308884.

It is an arithmetic number, because the mean of its divisors is an integer number (149149620).

Almost surely, 2^1452245745 is an apocalyptic number.

1452245745 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

1452245745 is a deficient number, since it is larger than the sum of its proper divisors (934148175).

1452245745 is a wasteful number, since it uses less digits than its factorization.

1452245745 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2616704.

The product of its digits is 224000, while the sum is 39.

The square root of 1452245745 is about 38108.3421969521. The cubic root of 1452245745 is about 1132.4352276937.

The spelling of 1452245745 in words is "one billion, four hundred fifty-two million, two hundred forty-five thousand, seven hundred forty-five".