801585451 has 2 divisors, whose sum is σ = 801585452. Its totient is φ = 801585450.

The previous prime is 801585439. The next prime is 801585467. The reversal of 801585451 is 154585108.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 801585451 - 2¹⁵ = 801552683 is a prime.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 801585451.

It is not a weakly prime, because it can be changed into another prime (801585401) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 400792725 + 400792726.

It is an arithmetic number, because the mean of its divisors is an integer number (400792726).

Almost surely, 2^801585451 is an apocalyptic number.

801585451 is a deficient number, since it is larger than the sum of its proper divisors (1).

801585451 is an equidigital number, since it uses as much as digits as its factorization.

801585451 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 32000, while the sum is 37.

The square root of 801585451 is about 28312.2844539256. The cubic root of 801585451 is about 928.9306130231.

The spelling of 801585451 in words is "eight hundred one million, five hundred eighty-five thousand, four hundred fifty-one".