1445002053 has 16 divisors (see below), whose sum is σ = 2174299200. Its totient is φ = 845559680.

The previous prime is 1445002021. The next prime is 1445002067. The reversal of 1445002053 is 3502005441.

It is a cyclic number.

It is not a de Polignac number, because 1445002053 - 2⁵ = 1445002021 is a prime.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1445072053) 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, 754008 + ... + 755921.

It is an arithmetic number, because the mean of its divisors is an integer number (135893700).

Almost surely, 2^1445002053 is an apocalyptic number.

It is an amenable number.

1445002053 is a deficient number, since it is larger than the sum of its proper divisors (729297147).

1445002053 is a wasteful number, since it uses less digits than its factorization.

1445002053 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1509972.

The product of its (nonzero) digits is 2400, while the sum is 24.

The square root of 1445002053 is about 38013.1826212960. The cubic root of 1445002053 is about 1130.5492547410.

Adding to 1445002053 its reverse (3502005441), we get a palindrome (4947007494).

The spelling of 1445002053 in words is "one billion, four hundred forty-five million, two thousand, fifty-three".