35475148781 has 2 divisors, whose sum is σ = 35475148782. Its totient is φ = 35475148780.

The previous prime is 35475148777. The next prime is 35475148783. The reversal of 35475148781 is 18784157453.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 35291003881 + 184144900 = 187859^2 + 13570^2 .

It is a cyclic number.

It is not a de Polignac number, because 35475148781 - 2² = 35475148777 is a prime.

It is a super-2 number, since 2×35475148781² (a number of 22 digits) contains 22 as substring.

Together with 35475148783, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (35475148783) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 17737574390 + 17737574391.

It is an arithmetic number, because the mean of its divisors is an integer number (17737574391).

Almost surely, 2^35475148781 is an apocalyptic number.

It is an amenable number.

35475148781 is a deficient number, since it is larger than the sum of its proper divisors (1).

35475148781 is an equidigital number, since it uses as much as digits as its factorization.

35475148781 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 3763200, while the sum is 53.

The spelling of 35475148781 in words is "thirty-five billion, four hundred seventy-five million, one hundred forty-eight thousand, seven hundred eighty-one".