1136891245 has 8 divisors (see below), whose sum is σ = 1559165184. Its totient is φ = 779582544.

The previous prime is 1136891243. The next prime is 1136891257. The reversal of 1136891245 is 5421986311.

1136891245 is digitally balanced in base 6, because in such base it contains all the possibile digits an equal number of times.

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 1136891245 - 2¹ = 1136891243 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1136891198 and 1136891207.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1136891243) 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, 16241269 + ... + 16241338.

It is an arithmetic number, because the mean of its divisors is an integer number (194895648).

Almost surely, 2^1136891245 is an apocalyptic number.

It is an amenable number.

1136891245 is a deficient number, since it is larger than the sum of its proper divisors (422273939).

1136891245 is an equidigital number, since it uses as much as digits as its factorization.

1136891245 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 32482619.

The product of its digits is 51840, while the sum is 40.

The square root of 1136891245 is about 33717.8179157549. The cubic root of 1136891245 is about 1043.6934886635.

The spelling of 1136891245 in words is "one billion, one hundred thirty-six million, eight hundred ninety-one thousand, two hundred forty-five".