1147380086 has 4 divisors (see below), whose sum is σ = 1721070132. Its totient is φ = 573690042.

The previous prime is 1147380083. The next prime is 1147380119. The reversal of 1147380086 is 6800837411.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1147380083) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 286845020 + ... + 286845023.

It is an arithmetic number, because the mean of its divisors is an integer number (430267533).

Almost surely, 2^1147380086 is an apocalyptic number.

1147380086 is a deficient number, since it is larger than the sum of its proper divisors (573690046).

1147380086 is an equidigital number, since it uses as much as digits as its factorization.

1147380086 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 573690045.

The product of its (nonzero) digits is 32256, while the sum is 38.

The square root of 1147380086 is about 33872.9993652762. Note that the first 3 decimals coincide. The cubic root of 1147380086 is about 1046.8933376350.

The spelling of 1147380086 in words is "one billion, one hundred forty-seven million, three hundred eighty thousand, eighty-six".