46019509 has 2 divisors, whose sum is σ = 46019510. Its totient is φ = 46019508.

The previous prime is 46019447. The next prime is 46019537. The reversal of 46019509 is 90591064.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 30195025 + 15824484 = 5495^2 + 3978^2 .

It is a cyclic number.

It is not a de Polignac number, because 46019509 - 2¹⁹ = 45495221 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (46019569) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 23009754 + 23009755.

It is an arithmetic number, because the mean of its divisors is an integer number (23009755).

Almost surely, 2^46019509 is an apocalyptic number.

It is an amenable number.

46019509 is a deficient number, since it is larger than the sum of its proper divisors (1).

46019509 is an equidigital number, since it uses as much as digits as its factorization.

46019509 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 9720, while the sum is 34.

The square root of 46019509 is about 6783.7680532282. The cubic root of 46019509 is about 358.3554333344.

The spelling of 46019509 in words is "forty-six million, nineteen thousand, five hundred nine".