5611378 has 4 divisors (see below), whose sum is σ = 8417070. Its totient is φ = 2805688.

The previous prime is 5611369. The next prime is 5611391. The reversal of 5611378 is 8731165.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 2832489 + 2778889 = 1683^2 + 1667^2 .

It is an Ulam number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1402843 + ... + 1402846.

Almost surely, 2^5611378 is an apocalyptic number.

5611378 is a deficient number, since it is larger than the sum of its proper divisors (2805692).

5611378 is a wasteful number, since it uses less digits than its factorization.

5611378 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2805691.

The product of its digits is 5040, while the sum is 31.

The square root of 5611378 is about 2368.8347346322. The cubic root of 5611378 is about 177.7009876980.

The spelling of 5611378 in words is "five million, six hundred eleven thousand, three hundred seventy-eight".