199150995 has 16 divisors (see below), whose sum is σ = 320038560. Its totient is φ = 105748224.

The previous prime is 199150967. The next prime is 199151101. The reversal of 199150995 is 599051991.

It is a happy number.

It is not a de Polignac number, because 199150995 - 2¹¹ = 199148947 is a prime.

It is a super-2 number, since 2×199150995² = 79322237618980050, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 25554 + ... + 32423.

It is an arithmetic number, because the mean of its divisors is an integer number (20002410).

Almost surely, 2^199150995 is an apocalyptic number.

199150995 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

199150995 is a deficient number, since it is larger than the sum of its proper divisors (120887565).

199150995 is a wasteful number, since it uses less digits than its factorization.

199150995 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 58214.

The product of its (nonzero) digits is 164025, while the sum is 48.

The square root of 199150995 is about 14112.0868407192. The cubic root of 199150995 is about 583.9748720579.

The spelling of 199150995 in words is "one hundred ninety-nine million, one hundred fifty thousand, nine hundred ninety-five".