15048643 has 2 divisors, whose sum is σ = 15048644. Its totient is φ = 15048642.

The previous prime is 15048641. The next prime is 15048673. The reversal of 15048643 is 34684051.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 15048643 - 2¹ = 15048641 is a prime.

It is a super-2 number, since 2×15048643² = 452923312282898, which contains 22 as substring.

Together with 15048641, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (15048641) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 7524321 + 7524322.

It is an arithmetic number, because the mean of its divisors is an integer number (7524322).

Almost surely, 2^15048643 is an apocalyptic number.

15048643 is a deficient number, since it is larger than the sum of its proper divisors (1).

15048643 is an equidigital number, since it uses as much as digits as its factorization.

15048643 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 11520, while the sum is 31.

The square root of 15048643 is about 3879.2580476168. The cubic root of 15048643 is about 246.8875063472.

The spelling of 15048643 in words is "fifteen million, forty-eight thousand, six hundred forty-three".