1201360253 has 8 divisors (see below), whose sum is σ = 1266249600. Its totient is φ = 1136636928.

The previous prime is 1201360243. The next prime is 1201360271. The reversal of 1201360253 is 3520631021.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 1201360253 - 2²⁰ = 1200311677 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1201360213) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 26501 + ... + 55722.

It is an arithmetic number, because the mean of its divisors is an integer number (158281200).

Almost surely, 2^1201360253 is an apocalyptic number.

It is an amenable number.

1201360253 is a deficient number, since it is larger than the sum of its proper divisors (64889347).

1201360253 is an equidigital number, since it uses as much as digits as its factorization.

1201360253 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 83011.

The product of its (nonzero) digits is 1080, while the sum is 23.

The square root of 1201360253 is about 34660.6441515446. The cubic root of 1201360253 is about 1063.0599410373.

Adding to 1201360253 its reverse (3520631021), we get a palindrome (4721991274).

The spelling of 1201360253 in words is "one billion, two hundred one million, three hundred sixty thousand, two hundred fifty-three".