1089601513 has 32 divisors (see below), whose sum is σ = 1466744832. Its totient is φ = 781704000.

The previous prime is 1089601501. The next prime is 1089601523. The reversal of 1089601513 is 3151069801.

It is not a de Polignac number, because 1089601513 - 2²¹ = 1087504361 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1089601523) by changing a digit.

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 31 ways as a sum of consecutive naturals, for example, 462288 + ... + 464638.

It is an arithmetic number, because the mean of its divisors is an integer number (45835776).

Almost surely, 2^1089601513 is an apocalyptic number.

1089601513 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

It is an amenable number.

1089601513 is a deficient number, since it is larger than the sum of its proper divisors (377143319).

1089601513 is a wasteful number, since it uses less digits than its factorization.

1089601513 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2845.

The product of its (nonzero) digits is 6480, while the sum is 34.

The square root of 1089601513 is about 33009.1125751663. The cubic root of 1089601513 is about 1029.0170384738.

The spelling of 1089601513 in words is "one billion, eighty-nine million, six hundred one thousand, five hundred thirteen".