135632473 has 2 divisors, whose sum is σ = 135632474. Its totient is φ = 135632472.

The previous prime is 135632411. The next prime is 135632489. The reversal of 135632473 is 374236531.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 101666889 + 33965584 = 10083^2 + 5828^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-135632473 is a prime.

It is not a weakly prime, because it can be changed into another prime (135633473) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 67816236 + 67816237.

It is an arithmetic number, because the mean of its divisors is an integer number (67816237).

Almost surely, 2^135632473 is an apocalyptic number.

It is an amenable number.

135632473 is a deficient number, since it is larger than the sum of its proper divisors (1).

135632473 is an equidigital number, since it uses as much as digits as its factorization.

135632473 is an evil number, because the sum of its binary digits is even.

The product of its digits is 45360, while the sum is 34.

The square root of 135632473 is about 11646.1355393109. The cubic root of 135632473 is about 513.7926573666.

The spelling of 135632473 in words is "one hundred thirty-five million, six hundred thirty-two thousand, four hundred seventy-three".