801542429 has 2 divisors, whose sum is σ = 801542430. Its totient is φ = 801542428.

The previous prime is 801542419. The next prime is 801542437. The reversal of 801542429 is 924245108.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 800776804 + 765625 = 28298^2 + 875^2 .

It is a cyclic number.

It is not a de Polignac number, because 801542429 - 2¹² = 801538333 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (801542419) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 400771214 + 400771215.

It is an arithmetic number, because the mean of its divisors is an integer number (400771215).

Almost surely, 2^801542429 is an apocalyptic number.

It is an amenable number.

801542429 is a deficient number, since it is larger than the sum of its proper divisors (1).

801542429 is an equidigital number, since it uses as much as digits as its factorization.

801542429 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 23040, while the sum is 35.

The square root of 801542429 is about 28311.5246675272. The cubic root of 801542429 is about 928.9139938060.

The spelling of 801542429 in words is "eight hundred one million, five hundred forty-two thousand, four hundred twenty-nine".