48971519 has 2 divisors, whose sum is σ = 48971520. Its totient is φ = 48971518.

The previous prime is 48971501. The next prime is 48971521. The reversal of 48971519 is 91517984.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 48971519 - 2¹² = 48967423 is a prime.

It is a super-2 number, since 2×48971519² = 4796419346334722, which contains 22 as substring.

Together with 48971521, it forms a pair of twin primes.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 48971519.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (48971579) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 24485759 + 24485760.

It is an arithmetic number, because the mean of its divisors is an integer number (24485760).

Almost surely, 2^48971519 is an apocalyptic number.

48971519 is a deficient number, since it is larger than the sum of its proper divisors (1).

48971519 is an equidigital number, since it uses as much as digits as its factorization.

48971519 is an evil number, because the sum of its binary digits is even.

The product of its digits is 90720, while the sum is 44.

The square root of 48971519 is about 6997.9653471563. The cubic root of 48971519 is about 365.8596588356.

The spelling of 48971519 in words is "forty-eight million, nine hundred seventy-one thousand, five hundred nineteen".