48661519 has 2 divisors, whose sum is σ = 48661520. Its totient is φ = 48661518.

The previous prime is 48661513. The next prime is 48661523. The reversal of 48661519 is 91516684.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 48661519 - 2³ = 48661511 is a prime.

It is a super-2 number, since 2×48661519² = 4735886862774722, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (48661511) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 24330759 + 24330760.

It is an arithmetic number, because the mean of its divisors is an integer number (24330760).

Almost surely, 2^48661519 is an apocalyptic number.

48661519 is a deficient number, since it is larger than the sum of its proper divisors (1).

48661519 is an equidigital number, since it uses as much as digits as its factorization.

48661519 is an evil number, because the sum of its binary digits is even.

The product of its digits is 51840, while the sum is 40.

The square root of 48661519 is about 6975.7808881874. The cubic root of 48661519 is about 365.0860346387.

The spelling of 48661519 in words is "forty-eight million, six hundred sixty-one thousand, five hundred nineteen".