1468131085 has 4 divisors (see below), whose sum is σ = 1761757308. Its totient is φ = 1174504864.

The previous prime is 1468131079. The next prime is 1468131089. The reversal of 1468131085 is 5801318641.

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

It can be written as a sum of positive squares in 2 ways, for example, as 947469961 + 520661124 = 30781^2 + 22818^2 .

It is a cyclic number.

It is not a de Polignac number, because 1468131085 - 2⁵ = 1468131053 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 (1468131089) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 146813104 + ... + 146813113.

It is an arithmetic number, because the mean of its divisors is an integer number (440439327).

Almost surely, 2^1468131085 is an apocalyptic number.

It is an amenable number.

1468131085 is a deficient number, since it is larger than the sum of its proper divisors (293626223).

1468131085 is an equidigital number, since it uses as much as digits as its factorization.

1468131085 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 293626222.

The product of its (nonzero) digits is 23040, while the sum is 37.

The square root of 1468131085 is about 38316.1987284751. The cubic root of 1468131085 is about 1136.5492979816.

The spelling of 1468131085 in words is "one billion, four hundred sixty-eight million, one hundred thirty-one thousand, eighty-five".