1201353453 has 12 divisors (see below), whose sum is σ = 1739320128. Its totient is φ = 799041480.

The previous prime is 1201353443. The next prime is 1201353469. The reversal of 1201353453 is 3543531021.

1201353453 is a `hidden beast` number, since 1 + 201 + 3 + 5 + 3 + 453 = 666.

It is not a de Polignac number, because 1201353453 - 2⁴ = 1201353437 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 (1201353403) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 150975 + ... + 158732.

It is an arithmetic number, because the mean of its divisors is an integer number (144943344).

Almost surely, 2^1201353453 is an apocalyptic number.

It is an amenable number.

1201353453 is a deficient number, since it is larger than the sum of its proper divisors (537966675).

1201353453 is a wasteful number, since it uses less digits than its factorization.

1201353453 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 310144 (or 310141 counting only the distinct ones).

The product of its (nonzero) digits is 5400, while the sum is 27.

The square root of 1201353453 is about 34660.5460574412. The cubic root of 1201353453 is about 1063.0579353050.

Adding to 1201353453 its reverse (3543531021), we get a palindrome (4744884474).

The spelling of 1201353453 in words is "one billion, two hundred one million, three hundred fifty-three thousand, four hundred fifty-three".