20132407 has 2 divisors, whose sum is σ = 20132408. Its totient is φ = 20132406.

The previous prime is 20132401. The next prime is 20132443. The reversal of 20132407 is 70423102.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 20132407 - 2²³ = 11743799 is a prime.

It is a super-2 number, since 2×20132407² = 810627623227298, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (20132401) 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, 10066203 + 10066204.

It is an arithmetic number, because the mean of its divisors is an integer number (10066204).

Almost surely, 2^20132407 is an apocalyptic number.

20132407 is a deficient number, since it is larger than the sum of its proper divisors (1).

20132407 is an equidigital number, since it uses as much as digits as its factorization.

20132407 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 20132407 is about 4486.9150872286. The cubic root of 20132407 is about 272.0394577634.

Adding to 20132407 its reverse (70423102), we get a palindrome (90555509).

The spelling of 20132407 in words is "twenty million, one hundred thirty-two thousand, four hundred seven".