5149457 has 4 divisors (see below), whose sum is σ = 5214720. Its totient is φ = 5084196.

The previous prime is 5149429. The next prime is 5149471. The reversal of 5149457 is 7549415.

5149457 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 5149457 - 2⁶ = 5149393 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (5349457) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 32513 + ... + 32670.

It is an arithmetic number, because the mean of its divisors is an integer number (1303680).

Almost surely, 2^5149457 is an apocalyptic number.

It is an amenable number.

5149457 is a deficient number, since it is larger than the sum of its proper divisors (65263).

5149457 is an equidigital number, since it uses as much as digits as its factorization.

5149457 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 65262.

The product of its digits is 25200, while the sum is 35.

The square root of 5149457 is about 2269.2415032341. The cubic root of 5149457 is about 172.6846807348.

The spelling of 5149457 in words is "five million, one hundred forty-nine thousand, four hundred fifty-seven".