1133479247 has 8 divisors (see below), whose sum is σ = 1153042272. Its totient is φ = 1113948000.

The previous prime is 1133479231. The next prime is 1133479271. The reversal of 1133479247 is 7429743311.

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 1133479247 - 2⁴ = 1133479231 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 (1133479547) 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, 70622 + ... + 85172.

It is an arithmetic number, because the mean of its divisors is an integer number (144130284).

Almost surely, 2^1133479247 is an apocalyptic number.

1133479247 is a deficient number, since it is larger than the sum of its proper divisors (19563025).

1133479247 is a wasteful number, since it uses less digits than its factorization.

1133479247 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15889.

The product of its digits is 127008, while the sum is 41.

The square root of 1133479247 is about 33667.1835323361. The cubic root of 1133479247 is about 1042.6483436900.

The spelling of 1133479247 in words is "one billion, one hundred thirty-three million, four hundred seventy-nine thousand, two hundred forty-seven".