5137378 has 4 divisors (see below), whose sum is σ = 7706070. Its totient is φ = 2568688.

The previous prime is 5137373. The next prime is 5137381. The reversal of 5137378 is 8737315.

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., 3157729 + 1979649 = 1777^2 + 1407^2 .

It is not an unprimeable number, because it can be changed into a prime (5137373) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1284343 + ... + 1284346.

Almost surely, 2^5137378 is an apocalyptic number.

5137378 is a deficient number, since it is larger than the sum of its proper divisors (2568692).

5137378 is a wasteful number, since it uses less digits than its factorization.

5137378 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2568691.

The product of its digits is 17640, while the sum is 34.

The square root of 5137378 is about 2266.5784786766. The cubic root of 5137378 is about 172.5495537813.

The spelling of 5137378 in words is "five million, one hundred thirty-seven thousand, three hundred seventy-eight".