134400692449 has 3 divisors (see below), whose sum is σ = 134401059057. Its totient is φ = 134400325842.

The previous prime is 134400692443. The next prime is 134400692509. The reversal of 134400692449 is 944296004431.

The square root of 134400692449 is 366607.

It is a perfect power (a square), and thus also a powerful number.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It is not a de Polignac number, because 134400692449 - 2¹⁷ = 134400561377 is a prime.

It is a super-2 number, since 2×134400692449² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 134400692399 and 134400692408.

It is not an unprimeable number, because it can be changed into a prime (134400692443) by changing a digit.

It is a polite number, since it can be written in 2 ways as a sum of consecutive naturals, for example, 183304 + ... + 549910.

It is an arithmetic number, because the mean of its divisors is an integer number (44800353019).

Almost surely, 2^134400692449 is an apocalyptic number.

134400692449 is the 366607-th square number.

134400692449 is the 183304-th centered octagonal number.

It is an amenable number.

134400692449 is a deficient number, since it is larger than the sum of its proper divisors (366608).

134400692449 is an frugal number, since it uses more digits than its factorization.

134400692449 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 733214 (or 366607 counting only the distinct ones).

The product of its (nonzero) digits is 746496, while the sum is 46.

The spelling of 134400692449 in words is "one hundred thirty-four billion, four hundred million, six hundred ninety-two thousand, four hundred forty-nine".