920871355 has 16 divisors (see below), whose sum is σ = 1184261184. Its totient is φ = 685618560.

The previous prime is 920871331. The next prime is 920871361. The reversal of 920871355 is 553178029.

It is not a de Polignac number, because 920871355 - 2⁷ = 920871227 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, 103956 + ... + 112465.

It is an arithmetic number, because the mean of its divisors is an integer number (74016324).

Almost surely, 2^920871355 is an apocalyptic number.

920871355 is a deficient number, since it is larger than the sum of its proper divisors (263389829).

920871355 is a wasteful number, since it uses less digits than its factorization.

920871355 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 216486.

The product of its (nonzero) digits is 75600, while the sum is 40.

The square root of 920871355 is about 30345.8622385326. The cubic root of 920871355 is about 972.8957837275.

The spelling of 920871355 in words is "nine hundred twenty million, eight hundred seventy-one thousand, three hundred fifty-five".