135413293 has 2 divisors, whose sum is σ = 135413294. Its totient is φ = 135413292.

The previous prime is 135413287. The next prime is 135413339. The reversal of 135413293 is 392314531.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 103184964 + 32228329 = 10158^2 + 5677^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-135413293 is a prime.

It is a super-2 number, since 2×135413293² = 36673519842207698, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (135413203) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 67706646 + 67706647.

It is an arithmetic number, because the mean of its divisors is an integer number (67706647).

Almost surely, 2^135413293 is an apocalyptic number.

It is an amenable number.

135413293 is a deficient number, since it is larger than the sum of its proper divisors (1).

135413293 is an equidigital number, since it uses as much as digits as its factorization.

135413293 is an evil number, because the sum of its binary digits is even.

The product of its digits is 9720, while the sum is 31.

The square root of 135413293 is about 11636.7217462651. The cubic root of 135413293 is about 513.5157477961.

The spelling of 135413293 in words is "one hundred thirty-five million, four hundred thirteen thousand, two hundred ninety-three".