69465481 has 2 divisors, whose sum is σ = 69465482. Its totient is φ = 69465480.

The previous prime is 69465467. The next prime is 69465491. The reversal of 69465481 is 18456496.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 68211081 + 1254400 = 8259^2 + 1120^2 .

It is a cyclic number.

It is not a de Polignac number, because 69465481 - 2¹⁷ = 69334409 is a prime.

It is a super-2 number, since 2×69465481² = 9650906101122722, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (69465491) 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, 34732740 + 34732741.

It is an arithmetic number, because the mean of its divisors is an integer number (34732741).

Almost surely, 2^69465481 is an apocalyptic number.

It is an amenable number.

69465481 is a deficient number, since it is larger than the sum of its proper divisors (1).

69465481 is an equidigital number, since it uses as much as digits as its factorization.

69465481 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 207360, while the sum is 43.

The square root of 69465481 is about 8334.5954310932. The cubic root of 69465481 is about 411.0768460174.

The spelling of 69465481 in words is "sixty-nine million, four hundred sixty-five thousand, four hundred eighty-one".