135047797 has 2 divisors, whose sum is σ = 135047798. Its totient is φ = 135047796.

The previous prime is 135047777. The next prime is 135047827. The reversal of 135047797 is 797740531.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 95433361 + 39614436 = 9769^2 + 6294^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-135047797 is a prime.

It is a super-3 number, since 3×135047797³ (a number of 25 digits) contains 333 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (135047747) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 67523898 + 67523899.

It is an arithmetic number, because the mean of its divisors is an integer number (67523899).

Almost surely, 2^135047797 is an apocalyptic number.

It is an amenable number.

135047797 is a deficient number, since it is larger than the sum of its proper divisors (1).

135047797 is an equidigital number, since it uses as much as digits as its factorization.

135047797 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 185220, while the sum is 43.

The square root of 135047797 is about 11621.0067119850. The cubic root of 135047797 is about 513.0533188745.

The spelling of 135047797 in words is "one hundred thirty-five million, forty-seven thousand, seven hundred ninety-seven".