1201204053 has 16 divisors (see below), whose sum is σ = 2033784960. Its totient is φ = 686402208.

The previous prime is 1201204033. The next prime is 1201204063. The reversal of 1201204053 is 3504021021.

It is not a de Polignac number, because 1201204053 - 2⁶ = 1201203989 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1201204033) 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 15 ways as a sum of consecutive naturals, for example, 3177600 + ... + 3177977.

It is an arithmetic number, because the mean of its divisors is an integer number (127111560).

Almost surely, 2^1201204053 is an apocalyptic number.

It is an amenable number.

1201204053 is a deficient number, since it is larger than the sum of its proper divisors (832580907).

1201204053 is an equidigital number, since it uses as much as digits as its factorization.

1201204053 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6355593 (or 6355587 counting only the distinct ones).

The product of its (nonzero) digits is 240, while the sum is 18.

The square root of 1201204053 is about 34658.3908022285. The cubic root of 1201204053 is about 1063.0138662762.

Adding to 1201204053 its reverse (3504021021), we get a palindrome (4705225074).

The spelling of 1201204053 in words is "one billion, two hundred one million, two hundred four thousand, fifty-three".