1194481253 has 8 divisors (see below), whose sum is σ = 1365435072. Its totient is φ = 1023605856.

The previous prime is 1194481237. The next prime is 1194481273. The reversal of 1194481253 is 3521844911.

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

It is not a de Polignac number, because 1194481253 - 2⁴ = 1194481237 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 (1194481273) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 17801 + ... + 52017.

It is an arithmetic number, because the mean of its divisors is an integer number (170679384).

Almost surely, 2^1194481253 is an apocalyptic number.

It is an amenable number.

1194481253 is a deficient number, since it is larger than the sum of its proper divisors (170953819).

1194481253 is an equidigital number, since it uses as much as digits as its factorization.

1194481253 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 39211.

The product of its digits is 34560, while the sum is 38.

The square root of 1194481253 is about 34561.2681046283. The cubic root of 1194481253 is about 1061.0270255463.

The spelling of 1194481253 in words is "one billion, one hundred ninety-four million, four hundred eighty-one thousand, two hundred fifty-three".