80494153 has 2 divisors, whose sum is σ = 80494154. Its totient is φ = 80494152.

The previous prime is 80494123. The next prime is 80494157. The reversal of 80494153 is 35149408.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 72726784 + 7767369 = 8528^2 + 2787^2 .

It is a cyclic number.

It is not a de Polignac number, because 80494153 - 2²¹ = 78397001 is a prime.

It is not a weakly prime, because it can be changed into another prime (80494157) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 40247076 + 40247077.

It is an arithmetic number, because the mean of its divisors is an integer number (40247077).

Almost surely, 2^80494153 is an apocalyptic number.

It is an amenable number.

80494153 is a deficient number, since it is larger than the sum of its proper divisors (1).

80494153 is an equidigital number, since it uses as much as digits as its factorization.

80494153 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 17280, while the sum is 34.

The square root of 80494153 is about 8971.8533759753. The cubic root of 80494153 is about 431.7723012018.

The spelling of 80494153 in words is "eighty million, four hundred ninety-four thousand, one hundred fifty-three".