190242007 has 2 divisors, whose sum is σ = 190242008. Its totient is φ = 190242006.

The previous prime is 190241983. The next prime is 190242023. The reversal of 190242007 is 700242091.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-190242007 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (190242037) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 95121003 + 95121004.

It is an arithmetic number, because the mean of its divisors is an integer number (95121004).

Almost surely, 2^190242007 is an apocalyptic number.

190242007 is a deficient number, since it is larger than the sum of its proper divisors (1).

190242007 is an equidigital number, since it uses as much as digits as its factorization.

190242007 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1008, while the sum is 25.

The square root of 190242007 is about 13792.8244750667. The cubic root of 190242007 is about 575.1336873778.

Adding to 190242007 its reverse (700242091), we get a palindrome (890484098).

The spelling of 190242007 in words is "one hundred ninety million, two hundred forty-two thousand, seven".