50211253 has 2 divisors, whose sum is σ = 50211254. Its totient is φ = 50211252.

The previous prime is 50211199. The next prime is 50211263. The reversal of 50211253 is 35211205.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 47032164 + 3179089 = 6858^2 + 1783^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-50211253 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 50211253.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (50211263) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25105626 + 25105627.

It is an arithmetic number, because the mean of its divisors is an integer number (25105627).

Almost surely, 2^50211253 is an apocalyptic number.

It is an amenable number.

50211253 is a deficient number, since it is larger than the sum of its proper divisors (1).

50211253 is an equidigital number, since it uses as much as digits as its factorization.

50211253 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 300, while the sum is 19.

The square root of 50211253 is about 7085.9899096739. The cubic root of 50211253 is about 368.9212626659.

Adding to 50211253 its reverse (35211205), we get a palindrome (85422458).

The spelling of 50211253 in words is "fifty million, two hundred eleven thousand, two hundred fifty-three".