1453021201 has 4 divisors (see below), whose sum is σ = 1453142592. Its totient is φ = 1452899812.

The previous prime is 1453021183. The next prime is 1453021237. The reversal of 1453021201 is 1021203541.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 1453021201 - 2⁵ = 1453021169 is a prime.

It is a super-2 number, since 2×1453021201² = 4222541221110964802, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1453022201) 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, 40501 + ... + 67426.

It is an arithmetic number, because the mean of its divisors is an integer number (363285648).

Almost surely, 2^1453021201 is an apocalyptic number.

It is an amenable number.

1453021201 is a deficient number, since it is larger than the sum of its proper divisors (121391).

1453021201 is a wasteful number, since it uses less digits than its factorization.

1453021201 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 121390.

The product of its (nonzero) digits is 240, while the sum is 19.

The square root of 1453021201 is about 38118.5151993096. The cubic root of 1453021201 is about 1132.6367540627.

Adding to 1453021201 its reverse (1021203541), we get a palindrome (2474224742).

The spelling of 1453021201 in words is "one billion, four hundred fifty-three million, twenty-one thousand, two hundred one".