119749249 has 9 divisors (see below), whose sum is σ = 124088259. Its totient is φ = 115558080.

The previous prime is 119749199. The next prime is 119749261. The reversal of 119749249 is 942947911.

The square root of 119749249 is 10943.

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

It can be written as a sum of positive squares in only one way, i.e., 48650625 + 71098624 = 6975^2 + 8432^2 .

It is not a de Polignac number, because 119749249 - 2⁷ = 119749121 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 119749199 and 119749208.

It is not an unprimeable number, because it can be changed into a prime (119749349) by changing a digit.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 339057 + ... + 339409.

Almost surely, 2^119749249 is an apocalyptic number.

119749249 is the 10943-rd square number.

119749249 is the 5472-nd centered octagonal number.

It is an amenable number.

119749249 is a deficient number, since it is larger than the sum of its proper divisors (4339010).

119749249 is an frugal number, since it uses more digits than its factorization.

119749249 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 768 (or 384 counting only the distinct ones).

The product of its digits is 163296, while the sum is 46.

The cubic root of 119749249 is about 492.8986168757.

The spelling of 119749249 in words is "one hundred nineteen million, seven hundred forty-nine thousand, two hundred forty-nine".