190735513 has 2 divisors, whose sum is σ = 190735514. Its totient is φ = 190735512.

The previous prime is 190735507. The next prime is 190735537. The reversal of 190735513 is 315537091.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 158835609 + 31899904 = 12603^2 + 5648^2 .

It is an emirp because it is prime and its reverse (315537091) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-190735513 is a prime.

It is not a weakly prime, because it can be changed into another prime (190735553) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 95367756 + 95367757.

It is an arithmetic number, because the mean of its divisors is an integer number (95367757).

Almost surely, 2^190735513 is an apocalyptic number.

It is an amenable number.

190735513 is a deficient number, since it is larger than the sum of its proper divisors (1).

190735513 is an equidigital number, since it uses as much as digits as its factorization.

190735513 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 14175, while the sum is 34.

The square root of 190735513 is about 13810.7028423611. The cubic root of 190735513 is about 575.6305752699.

The spelling of 190735513 in words is "one hundred ninety million, seven hundred thirty-five thousand, five hundred thirteen".