48145469 has 2 divisors, whose sum is σ = 48145470. Its totient is φ = 48145468.

The previous prime is 48145453. The next prime is 48145483. The reversal of 48145469 is 96454184.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 47265625 + 879844 = 6875^2 + 938^2 .

It is a cyclic number.

It is not a de Polignac number, because 48145469 - 2⁴ = 48145453 is a prime.

It is a super-2 number, since 2×48145469² = 4635972370459922, which contains 22 as substring.

It is a Sophie Germain prime.

It is a Curzon number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (48145429) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 24072734 + 24072735.

It is an arithmetic number, because the mean of its divisors is an integer number (24072735).

Almost surely, 2^48145469 is an apocalyptic number.

It is an amenable number.

48145469 is a deficient number, since it is larger than the sum of its proper divisors (1).

48145469 is an equidigital number, since it uses as much as digits as its factorization.

48145469 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 138240, while the sum is 41.

The square root of 48145469 is about 6938.6936090304. The cubic root of 48145469 is about 363.7908798621.

The spelling of 48145469 in words is "forty-eight million, one hundred forty-five thousand, four hundred sixty-nine".