325550501 has 2 divisors, whose sum is σ = 325550502. Its totient is φ = 325550500.

The previous prime is 325550483. The next prime is 325550507. The reversal of 325550501 is 105055523.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 312052225 + 13498276 = 17665^2 + 3674^2 .

It is a cyclic number.

It is not a de Polignac number, because 325550501 - 2¹⁸ = 325288357 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (325550507) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 162775250 + 162775251.

It is an arithmetic number, because the mean of its divisors is an integer number (162775251).

Almost surely, 2^325550501 is an apocalyptic number.

It is an amenable number.

325550501 is a deficient number, since it is larger than the sum of its proper divisors (1).

325550501 is an equidigital number, since it uses as much as digits as its factorization.

325550501 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3750, while the sum is 26.

The square root of 325550501 is about 18043.0180679397. The cubic root of 325550501 is about 687.9224077866.

The spelling of 325550501 in words is "three hundred twenty-five million, five hundred fifty thousand, five hundred one".