1201450452 has 36 divisors (see below), whose sum is σ = 2977998240. Its totient is φ = 376924544.

The previous prime is 1201450409. The next prime is 1201450457. The reversal of 1201450452 is 2540541021.

It is a super-2 number, since 2×1201450452² = 2886966377222008608, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1201450457) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 169752 + ... + 176687.

Almost surely, 2^1201450452 is an apocalyptic number.

1201450452 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1201450452 is an abundant number, since it is smaller than the sum of its proper divisors (1776547788).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1201450452 is a wasteful number, since it uses less digits than its factorization.

1201450452 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 346480 (or 346461 counting only the distinct ones).

The product of its (nonzero) digits is 1600, while the sum is 24.

The square root of 1201450452 is about 34661.9453002857. The cubic root of 1201450452 is about 1063.0865454755.

Adding to 1201450452 its reverse (2540541021), we get a palindrome (3741991473).

The spelling of 1201450452 in words is "one billion, two hundred one million, four hundred fifty thousand, four hundred fifty-two".