46909013 has 2 divisors, whose sum is σ = 46909014. Its totient is φ = 46909012.

The previous prime is 46909003. The next prime is 46909033. The reversal of 46909013 is 31090964.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 44063044 + 2845969 = 6638^2 + 1687^2 .

It is a cyclic number.

It is not a de Polignac number, because 46909013 - 2¹² = 46904917 is a prime.

It is equal to p_2826563 and since 46909013 and 2826563 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 (46909003) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 23454506 + 23454507.

It is an arithmetic number, because the mean of its divisors is an integer number (23454507).

Almost surely, 2^46909013 is an apocalyptic number.

It is an amenable number.

46909013 is a deficient number, since it is larger than the sum of its proper divisors (1).

46909013 is an equidigital number, since it uses as much as digits as its factorization.

46909013 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 5832, while the sum is 32.

The square root of 46909013 is about 6849.0154766944. The cubic root of 46909013 is about 360.6495807980.

Adding to 46909013 its reverse (31090964), we get a palindrome (77999977).

The spelling of 46909013 in words is "forty-six million, nine hundred nine thousand, thirteen".