1133840845 has 8 divisors (see below), whose sum is σ = 1364903064. Its totient is φ = 904209984.

The previous prime is 1133840809. The next prime is 1133840861. The reversal of 1133840845 is 5480483311.

It can be written as a sum of positive squares in 4 ways, for example, as 777924 + 1133062921 = 882^2 + 33661^2 .

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 1133840845 - 2²¹ = 1131743693 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 356094 + ... + 359263.

It is an arithmetic number, because the mean of its divisors is an integer number (170612883).

Almost surely, 2^1133840845 is an apocalyptic number.

It is an amenable number.

1133840845 is a deficient number, since it is larger than the sum of its proper divisors (231062219).

1133840845 is an equidigital number, since it uses as much as digits as its factorization.

1133840845 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 715679.

The product of its (nonzero) digits is 46080, while the sum is 37.

The square root of 1133840845 is about 33672.5532889919. The cubic root of 1133840845 is about 1042.7592057319.

The spelling of 1133840845 in words is "one billion, one hundred thirty-three million, eight hundred forty thousand, eight hundred forty-five".