15648341 has 2 divisors, whose sum is σ = 15648342. Its totient is φ = 15648340.

The previous prime is 15648337. The next prime is 15648361. The reversal of 15648341 is 14384651.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 14554225 + 1094116 = 3815^2 + 1046^2 .

It is a cyclic number.

It is not a de Polignac number, because 15648341 - 2² = 15648337 is a prime.

It is a nialpdrome in base 16.

It is a junction number, because it is equal to n+sod(n) for n = 15648298 and 15648307.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (15648361) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 7824170 + 7824171.

It is an arithmetic number, because the mean of its divisors is an integer number (7824171).

Almost surely, 2^15648341 is an apocalyptic number.

It is an amenable number.

15648341 is a deficient number, since it is larger than the sum of its proper divisors (1).

15648341 is an equidigital number, since it uses as much as digits as its factorization.

15648341 is an evil number, because the sum of its binary digits is even.

The product of its digits is 11520, while the sum is 32.

The square root of 15648341 is about 3955.7984023456. The cubic root of 15648341 is about 250.1244233983.

The spelling of 15648341 in words is "fifteen million, six hundred forty-eight thousand, three hundred forty-one".