135450172537 has 8 divisors (see below), whose sum is σ = 136169740800. Its totient is φ = 134730713040.

The previous prime is 135450172523. The next prime is 135450172577. The reversal of 135450172537 is 735271054531.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 135450172537 - 2⁷ = 135450172409 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 135450172493 and 135450172502.

It is not an unprimeable number, because it can be changed into a prime (135450172577) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4203714 + ... + 4235812.

It is an arithmetic number, because the mean of its divisors is an integer number (17021217600).

Almost surely, 2^135450172537 is an apocalyptic number.

It is an amenable number.

135450172537 is a deficient number, since it is larger than the sum of its proper divisors (719568263).

135450172537 is a wasteful number, since it uses less digits than its factorization.

135450172537 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 54383.

The product of its (nonzero) digits is 441000, while the sum is 43.

The spelling of 135450172537 in words is "one hundred thirty-five billion, four hundred fifty million, one hundred seventy-two thousand, five hundred thirty-seven".