5151893 has 4 divisors (see below), whose sum is σ = 5214048. Its totient is φ = 5089740.

The previous prime is 5151889. The next prime is 5151899. The reversal of 5151893 is 3981515.

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, and also an emirpimes, since its reverse is a distinct semiprime: 3981515 = 5 ⋅796303.

It is a cyclic number.

It is not a de Polignac number, because 5151893 - 2² = 5151889 is a prime.

It is an Ulam number.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5151899) 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, 30953 + ... + 31118.

It is an arithmetic number, because the mean of its divisors is an integer number (1303512).

Almost surely, 2^5151893 is an apocalyptic number.

It is an amenable number.

5151893 is a deficient number, since it is larger than the sum of its proper divisors (62155).

5151893 is an equidigital number, since it uses as much as digits as its factorization.

5151893 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 62154.

The product of its digits is 5400, while the sum is 32.

The square root of 5151893 is about 2269.7781829950. The cubic root of 5151893 is about 172.7119064900.

The spelling of 5151893 in words is "five million, one hundred fifty-one thousand, eight hundred ninety-three".