20460007 has 2 divisors, whose sum is σ = 20460008. Its totient is φ = 20460006.

The previous prime is 20459987. The next prime is 20460019. The reversal of 20460007 is 70006402.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 20460007 - 2¹¹ = 20457959 is a prime.

It is a super-2 number, since 2×20460007² = 837223772880098, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (20460607) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10230003 + 10230004.

It is an arithmetic number, because the mean of its divisors is an integer number (10230004).

Almost surely, 2^20460007 is an apocalyptic number.

20460007 is a deficient number, since it is larger than the sum of its proper divisors (1).

20460007 is an equidigital number, since it uses as much as digits as its factorization.

20460007 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 336, while the sum is 19.

The square root of 20460007 is about 4523.2739249353. The cubic root of 20460007 is about 273.5070924058.

Adding to 20460007 its reverse (70006402), we get a palindrome (90466409).

The spelling of 20460007 in words is "twenty million, four hundred sixty thousand, seven".