929214521 has 2 divisors, whose sum is σ = 929214522. Its totient is φ = 929214520.

The previous prime is 929214493. The next prime is 929214523. The reversal of 929214521 is 125412929.

929214521 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 651525625 + 277688896 = 25525^2 + 16664^2 .

It is a cyclic number.

It is not a de Polignac number, because 929214521 - 2⁶ = 929214457 is a prime.

Together with 929214523, it forms a pair of twin primes.

It is a Chen prime.

It is an alternating number because its digits alternate between odd and even.

It is not a weakly prime, because it can be changed into another prime (929214523) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 464607260 + 464607261.

It is an arithmetic number, because the mean of its divisors is an integer number (464607261).

Almost surely, 2^929214521 is an apocalyptic number.

It is an amenable number.

929214521 is a deficient number, since it is larger than the sum of its proper divisors (1).

929214521 is an equidigital number, since it uses as much as digits as its factorization.

929214521 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 12960, while the sum is 35.

The square root of 929214521 is about 30483.0202079781. The cubic root of 929214521 is about 975.8251252266.

The spelling of 929214521 in words is "nine hundred twenty-nine million, two hundred fourteen thousand, five hundred twenty-one".