199372051 has 2 divisors, whose sum is σ = 199372052. Its totient is φ = 199372050.

The previous prime is 199372031. The next prime is 199372079. The reversal of 199372051 is 150273991.

199372051 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 199372051 - 2¹³ = 199363859 is a prime.

It is a super-3 number, since 3×199372051³ (a number of 26 digits) contains 333 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 199372051.

It is not a weakly prime, because it can be changed into another prime (199372031) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 99686025 + 99686026.

It is an arithmetic number, because the mean of its divisors is an integer number (99686026).

Almost surely, 2^199372051 is an apocalyptic number.

199372051 is a deficient number, since it is larger than the sum of its proper divisors (1).

199372051 is an equidigital number, since it uses as much as digits as its factorization.

199372051 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 17010, while the sum is 37.

The square root of 199372051 is about 14119.9168198683. The cubic root of 199372051 is about 584.1908612966.

The spelling of 199372051 in words is "one hundred ninety-nine million, three hundred seventy-two thousand, fifty-one".