199953151 has 2 divisors, whose sum is σ = 199953152. Its totient is φ = 199953150.

The previous prime is 199953113. The next prime is 199953157. The reversal of 199953151 is 151359991.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 199953151 - 2¹⁹ = 199428863 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 199953098 and 199953107.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (199953157) 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, 99976575 + 99976576.

It is an arithmetic number, because the mean of its divisors is an integer number (99976576).

Almost surely, 2^199953151 is an apocalyptic number.

199953151 is a deficient number, since it is larger than the sum of its proper divisors (1).

199953151 is an equidigital number, since it uses as much as digits as its factorization.

199953151 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 54675, while the sum is 43.

The square root of 199953151 is about 14140.4791644414. The cubic root of 199953151 is about 584.7578816410.

The spelling of 199953151 in words is "one hundred ninety-nine million, nine hundred fifty-three thousand, one hundred fifty-one".