46391263 has 2 divisors, whose sum is σ = 46391264. Its totient is φ = 46391262.

The previous prime is 46391243. The next prime is 46391297. The reversal of 46391263 is 36219364.

It is a happy number.

It is an a-pointer prime, because the next prime (46391297) can be obtained adding 46391263 to its sum of digits (34).

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-46391263 is a prime.

It is equal to p_2797171 and since 46391263 and 2797171 have the same sum of digits, it is a Honaker prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (46391243) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 23195631 + 23195632.

It is an arithmetic number, because the mean of its divisors is an integer number (23195632).

Almost surely, 2^46391263 is an apocalyptic number.

46391263 is a deficient number, since it is larger than the sum of its proper divisors (1).

46391263 is an equidigital number, since it uses as much as digits as its factorization.

46391263 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 23328, while the sum is 34.

The square root of 46391263 is about 6811.1131982959. The cubic root of 46391263 is about 359.3178001263.

The spelling of 46391263 in words is "forty-six million, three hundred ninety-one thousand, two hundred sixty-three".