134653261637 has 2 divisors, whose sum is σ = 134653261638. Its totient is φ = 134653261636.

The previous prime is 134653261619. The next prime is 134653261663. The reversal of 134653261637 is 736162356431.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 132728333761 + 1924927876 = 364319^2 + 43874^2 .

It is a cyclic number.

It is not a de Polignac number, because 134653261637 - 2¹⁰ = 134653260613 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 134653261591 and 134653261600.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (134653261607) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 67326630818 + 67326630819.

It is an arithmetic number, because the mean of its divisors is an integer number (67326630819).

Almost surely, 2^134653261637 is an apocalyptic number.

It is an amenable number.

134653261637 is a deficient number, since it is larger than the sum of its proper divisors (1).

134653261637 is an equidigital number, since it uses as much as digits as its factorization.

134653261637 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1632960, while the sum is 47.

The spelling of 134653261637 in words is "one hundred thirty-four billion, six hundred fifty-three million, two hundred sixty-one thousand, six hundred thirty-seven".