190009151 has 2 divisors, whose sum is σ = 190009152. Its totient is φ = 190009150.

The previous prime is 190009123. The next prime is 190009163. The reversal of 190009151 is 151900091.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 190009151 - 2¹⁴ = 189992767 is a prime.

It is a super-2 number, since 2×190009151² = 72206954927481602, which contains 22 as substring.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 190009151.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (190009111) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 95004575 + 95004576.

It is an arithmetic number, because the mean of its divisors is an integer number (95004576).

Almost surely, 2^190009151 is an apocalyptic number.

190009151 is a deficient number, since it is larger than the sum of its proper divisors (1).

190009151 is an equidigital number, since it uses as much as digits as its factorization.

190009151 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 405, while the sum is 26.

The square root of 190009151 is about 13784.3806897517. The cubic root of 190009151 is about 574.8989372476.

The spelling of 190009151 in words is "one hundred ninety million, nine thousand, one hundred fifty-one".