53046491 has 2 divisors, whose sum is σ = 53046492. Its totient is φ = 53046490.

The previous prime is 53046479. The next prime is 53046517. The reversal of 53046491 is 19464035.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 53046491 - 2¹⁰ = 53045467 is a prime.

It is a Sophie Germain prime.

It is a Chen prime.

It is equal to p_3172676 and since 53046491 and 3172676 have the same sum of digits, it is a Honaker prime.

It is not a weakly prime, because it can be changed into another prime (53046401) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26523245 + 26523246.

It is an arithmetic number, because the mean of its divisors is an integer number (26523246).

Almost surely, 2^53046491 is an apocalyptic number.

53046491 is a deficient number, since it is larger than the sum of its proper divisors (1).

53046491 is an equidigital number, since it uses as much as digits as its factorization.

53046491 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 12960, while the sum is 32.

The square root of 53046491 is about 7283.3022043576. The cubic root of 53046491 is about 375.7383757012.

The spelling of 53046491 in words is "fifty-three million, forty-six thousand, four hundred ninety-one".