272454129 has 12 divisors (see below), whose sum is σ = 414258000. Its totient is φ = 172076184.

The previous prime is 272454109. The next prime is 272454137. The reversal of 272454129 is 921454272.

It is not a de Polignac number, because 272454129 - 2⁵ = 272454097 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 272454093 and 272454102.

It is not an unprimeable number, because it can be changed into a prime (272454109) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 796479 + ... + 796820.

It is an arithmetic number, because the mean of its divisors is an integer number (34521500).

Almost surely, 2^272454129 is an apocalyptic number.

It is an amenable number.

272454129 is a deficient number, since it is larger than the sum of its proper divisors (141803871).

272454129 is a wasteful number, since it uses less digits than its factorization.

272454129 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1593324 (or 1593321 counting only the distinct ones).

The product of its digits is 40320, while the sum is 36.

The square root of 272454129 is about 16506.1845682156. The cubic root of 272454129 is about 648.2827484068.

The spelling of 272454129 in words is "two hundred seventy-two million, four hundred fifty-four thousand, one hundred twenty-nine".