913329505 has 16 divisors (see below), whose sum is σ = 1265963904. Its totient is φ = 625166080.

The previous prime is 913329493. The next prime is 913329541. The reversal of 913329505 is 505923319.

It is not a de Polignac number, because 913329505 - 2⁷ = 913329377 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 487477 + ... + 489346.

It is an arithmetic number, because the mean of its divisors is an integer number (79122744).

Almost surely, 2^913329505 is an apocalyptic number.

It is an amenable number.

913329505 is a deficient number, since it is larger than the sum of its proper divisors (352634399).

913329505 is a wasteful number, since it uses less digits than its factorization.

913329505 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 976856.

The product of its (nonzero) digits is 36450, while the sum is 37.

The square root of 913329505 is about 30221.3418795394. The cubic root of 913329505 is about 970.2325247636.

The spelling of 913329505 in words is "nine hundred thirteen million, three hundred twenty-nine thousand, five hundred five".