1534360985 has 4 divisors (see below), whose sum is σ = 1841233188. Its totient is φ = 1227488784.

The previous prime is 1534360967. The next prime is 1534361033. The reversal of 1534360985 is 5890634351.

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 619661449 + 914699536 = 24893^2 + 30244^2 .

It is a cyclic number.

It is not a de Polignac number, because 1534360985 - 2⁶ = 1534360921 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 153436094 + ... + 153436103.

It is an arithmetic number, because the mean of its divisors is an integer number (460308297).

Almost surely, 2^1534360985 is an apocalyptic number.

It is an amenable number.

1534360985 is a deficient number, since it is larger than the sum of its proper divisors (306872203).

1534360985 is an equidigital number, since it uses as much as digits as its factorization.

1534360985 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 306872202.

The product of its (nonzero) digits is 388800, while the sum is 44.

The square root of 1534360985 is about 39170.9201449238. The cubic root of 1534360985 is about 1153.3891163188.

The spelling of 1534360985 in words is "one billion, five hundred thirty-four million, three hundred sixty thousand, nine hundred eighty-five".