1417721519 has 2 divisors, whose sum is σ = 1417721520. Its totient is φ = 1417721518.

The previous prime is 1417721497. The next prime is 1417721531. The reversal of 1417721519 is 9151277141.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1417721519 - 2¹⁶ = 1417655983 is a prime.

It is a super-2 number, since 2×1417721519² = 4019868610871334722, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1417721549) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 708860759 + 708860760.

It is an arithmetic number, because the mean of its divisors is an integer number (708860760).

Almost surely, 2^1417721519 is an apocalyptic number.

1417721519 is a deficient number, since it is larger than the sum of its proper divisors (1).

1417721519 is an equidigital number, since it uses as much as digits as its factorization.

1417721519 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 17640, while the sum is 38.

The square root of 1417721519 is about 37652.6429218455. The cubic root of 1417721519 is about 1123.3893709968.

The spelling of 1417721519 in words is "one billion, four hundred seventeen million, seven hundred twenty-one thousand, five hundred nineteen".