12250501 has 2 divisors, whose sum is σ = 12250502. Its totient is φ = 12250500.

The previous prime is 12250493. The next prime is 12250519. The reversal of 12250501 is 10505221.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 7986276 + 4264225 = 2826^2 + 2065^2 .

It is a cyclic number.

It is not a de Polignac number, because 12250501 - 2³ = 12250493 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (12250541) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6125250 + 6125251.

It is an arithmetic number, because the mean of its divisors is an integer number (6125251).

Almost surely, 2^12250501 is an apocalyptic number.

It is an amenable number.

12250501 is a deficient number, since it is larger than the sum of its proper divisors (1).

12250501 is an equidigital number, since it uses as much as digits as its factorization.

12250501 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 100, while the sum is 16.

The square root of 12250501 is about 3500.0715706968. The cubic root of 12250501 is about 230.5249571840.

Adding to 12250501 its reverse (10505221), we get a palindrome (22755722).

The spelling of 12250501 in words is "twelve million, two hundred fifty thousand, five hundred one".