190066507 has 2 divisors, whose sum is σ = 190066508. Its totient is φ = 190066506.

The previous prime is 190066501. The next prime is 190066537. The reversal of 190066507 is 705660091.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 190066507 - 2⁷ = 190066379 is a prime.

It is a super-2 number, since 2×190066507² = 72250554166362098, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (190066501) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 95033253 + 95033254.

It is an arithmetic number, because the mean of its divisors is an integer number (95033254).

Almost surely, 2^190066507 is an apocalyptic number.

190066507 is a deficient number, since it is larger than the sum of its proper divisors (1).

190066507 is an equidigital number, since it uses as much as digits as its factorization.

190066507 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 11340, while the sum is 34.

The square root of 190066507 is about 13786.4610034628. The cubic root of 190066507 is about 574.9567775954.

The spelling of 190066507 in words is "one hundred ninety million, sixty-six thousand, five hundred seven".