20046151 has 2 divisors, whose sum is σ = 20046152. Its totient is φ = 20046150.

The previous prime is 20046113. The next prime is 20046157. The reversal of 20046151 is 15164002.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 20046151 - 2¹³ = 20037959 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (20046157) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10023075 + 10023076.

It is an arithmetic number, because the mean of its divisors is an integer number (10023076).

Almost surely, 2^20046151 is an apocalyptic number.

20046151 is a deficient number, since it is larger than the sum of its proper divisors (1).

20046151 is an equidigital number, since it uses as much as digits as its factorization.

20046151 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 240, while the sum is 19.

The square root of 20046151 is about 4477.2928204441. The cubic root of 20046151 is about 271.6503897475.

The spelling of 20046151 in words is "twenty million, forty-six thousand, one hundred fifty-one".