5140918 has 4 divisors (see below), whose sum is σ = 7711380. Its totient is φ = 2570458.

The previous prime is 5140913. The next prime is 5140921. The reversal of 5140918 is 8190415.

It is a happy number.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5140913) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1285228 + ... + 1285231.

It is an arithmetic number, because the mean of its divisors is an integer number (1927845).

Almost surely, 2^5140918 is an apocalyptic number.

5140918 is a deficient number, since it is larger than the sum of its proper divisors (2570462).

5140918 is a wasteful number, since it uses less digits than its factorization.

5140918 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2570461.

The product of its (nonzero) digits is 1440, while the sum is 28.

The square root of 5140918 is about 2267.3592569331. The cubic root of 5140918 is about 172.5891774424.

The spelling of 5140918 in words is "five million, one hundred forty thousand, nine hundred eighteen".