1234135485 has 72 divisors (see below), whose sum is σ = 2479273056. Its totient is φ = 563105280.

The previous prime is 1234135477. The next prime is 1234135493. The reversal of 1234135485 is 5845314321.

1234135485 is a `hidden beast` number, since 12 + 34 + 135 + 485 = 666.

It is an interprime number because it is at equal distance from previous prime (1234135477) and next prime (1234135493).

It is not a de Polignac number, because 1234135485 - 2³ = 1234135477 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 71 ways as a sum of consecutive naturals, for example, 138742 + ... + 147368.

It is an arithmetic number, because the mean of its divisors is an integer number (34434348).

Almost surely, 2^1234135485 is an apocalyptic number.

1234135485 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

1234135485 is an abundant number, since it is smaller than the sum of its proper divisors (1245137571).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1234135485 is a wasteful number, since it uses less digits than its factorization.

1234135485 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8683 (or 8663 counting only the distinct ones).

The product of its digits is 57600, while the sum is 36.

The square root of 1234135485 is about 35130.2645165105. The cubic root of 1234135485 is about 1072.6407202840.

The spelling of 1234135485 in words is "one billion, two hundred thirty-four million, one hundred thirty-five thousand, four hundred eighty-five".