35138240393 has 2 divisors, whose sum is σ = 35138240394. Its totient is φ = 35138240392.

The previous prime is 35138240381. The next prime is 35138240443. The reversal of 35138240393 is 39304283153.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 24815070784 + 10323169609 = 157528^2 + 101603^2 .

It is a cyclic number.

It is not a de Polignac number, because 35138240393 - 2⁴ = 35138240377 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 35138240393.

It is not a weakly prime, because it can be changed into another prime (35138240323) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 17569120196 + 17569120197.

It is an arithmetic number, because the mean of its divisors is an integer number (17569120197).

Almost surely, 2^35138240393 is an apocalyptic number.

It is an amenable number.

35138240393 is a deficient number, since it is larger than the sum of its proper divisors (1).

35138240393 is an equidigital number, since it uses as much as digits as its factorization.

35138240393 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 233280, while the sum is 41.

The spelling of 35138240393 in words is "thirty-five billion, one hundred thirty-eight million, two hundred forty thousand, three hundred ninety-three".