19480051 has 2 divisors, whose sum is σ = 19480052. Its totient is φ = 19480050.

The previous prime is 19480007. The next prime is 19480063. The reversal of 19480051 is 15008491.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 19480051 - 2¹⁵ = 19447283 is a prime.

It is not a weakly prime, because it can be changed into another prime (19480151) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 9740025 + 9740026.

It is an arithmetic number, because the mean of its divisors is an integer number (9740026).

Almost surely, 2^19480051 is an apocalyptic number.

19480051 is a deficient number, since it is larger than the sum of its proper divisors (1).

19480051 is an equidigital number, since it uses as much as digits as its factorization.

19480051 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1440, while the sum is 28.

The square root of 19480051 is about 4413.6210757155. The cubic root of 19480051 is about 269.0688132112.

The spelling of 19480051 in words is "nineteen million, four hundred eighty thousand, fifty-one".