80533433 has 2 divisors, whose sum is σ = 80533434. Its totient is φ = 80533432.

The previous prime is 80533363. The next prime is 80533441. The reversal of 80533433 is 33433508.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 78198649 + 2334784 = 8843^2 + 1528^2 .

It is a cyclic number.

It is not a de Polignac number, because 80533433 - 2⁸ = 80533177 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 80533396 and 80533405.

It is not a weakly prime, because it can be changed into another prime (80533463) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 40266716 + 40266717.

It is an arithmetic number, because the mean of its divisors is an integer number (40266717).

Almost surely, 2^80533433 is an apocalyptic number.

It is an amenable number.

80533433 is a deficient number, since it is larger than the sum of its proper divisors (1).

80533433 is an equidigital number, since it uses as much as digits as its factorization.

80533433 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 12960, while the sum is 29.

The square root of 80533433 is about 8974.0421773023. The cubic root of 80533433 is about 431.8425226914.

The spelling of 80533433 in words is "eighty million, five hundred thirty-three thousand, four hundred thirty-three".