1359138634 has 8 divisors (see below), whose sum is σ = 2329951968. Its totient is φ = 582487980.

The previous prime is 1359138623. The next prime is 1359138637. The reversal of 1359138634 is 4368319531.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not an unprimeable number, because it can be changed into a prime (1359138637) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 48540652 + ... + 48540679.

It is an arithmetic number, because the mean of its divisors is an integer number (291243996).

Almost surely, 2^1359138634 is an apocalyptic number.

1359138634 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

1359138634 is a deficient number, since it is larger than the sum of its proper divisors (970813334).

1359138634 is an equidigital number, since it uses as much as digits as its factorization.

1359138634 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 97081340.

The product of its digits is 233280, while the sum is 43.

The square root of 1359138634 is about 36866.4974468690. The cubic root of 1359138634 is about 1107.6976963989.

It can be divided in two parts, 13591 and 38634, that added together give a palindrome (52225).

The spelling of 1359138634 in words is "one billion, three hundred fifty-nine million, one hundred thirty-eight thousand, six hundred thirty-four".