1522748519 has 2 divisors, whose sum is σ = 1522748520. Its totient is φ = 1522748518.

The previous prime is 1522748509. The next prime is 1522748527. The reversal of 1522748519 is 9158472251.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1522748519 - 2⁴ = 1522748503 is a prime.

It is a super-2 number, since 2×1522748519² = 4637526104233386722, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 1522748519.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1522748509) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 761374259 + 761374260.

It is an arithmetic number, because the mean of its divisors is an integer number (761374260).

Almost surely, 2^1522748519 is an apocalyptic number.

1522748519 is a deficient number, since it is larger than the sum of its proper divisors (1).

1522748519 is an equidigital number, since it uses as much as digits as its factorization.

1522748519 is an evil number, because the sum of its binary digits is even.

The product of its digits is 201600, while the sum is 44.

The square root of 1522748519 is about 39022.4104714201. The cubic root of 1522748519 is about 1150.4720227387.

The spelling of 1522748519 in words is "one billion, five hundred twenty-two million, seven hundred forty-eight thousand, five hundred nineteen".