505153049 has 2 divisors, whose sum is σ = 505153050. Its totient is φ = 505153048.

The previous prime is 505153031. The next prime is 505153063. The reversal of 505153049 is 940351505.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 315595225 + 189557824 = 17765^2 + 13768^2 .

It is a cyclic number.

It is not a de Polignac number, because 505153049 - 2⁸ = 505152793 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (505153009) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 252576524 + 252576525.

It is an arithmetic number, because the mean of its divisors is an integer number (252576525).

Almost surely, 2^505153049 is an apocalyptic number.

It is an amenable number.

505153049 is a deficient number, since it is larger than the sum of its proper divisors (1).

505153049 is an equidigital number, since it uses as much as digits as its factorization.

505153049 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 13500, while the sum is 32.

The square root of 505153049 is about 22475.6100918307. The cubic root of 505153049 is about 796.4178640047.

The spelling of 505153049 in words is "five hundred five million, one hundred fifty-three thousand, forty-nine".