5481951 has 8 divisors (see below), whose sum is σ = 7337520. Its totient is φ = 3640512.

The previous prime is 5481913. The next prime is 5481961. The reversal of 5481951 is 1591845.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 5481951 - 2¹⁰ = 5480927 is a prime.

5481951 is a lucky number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5481961) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2590 + ... + 4203.

It is an arithmetic number, because the mean of its divisors is an integer number (917190).

Almost surely, 2^5481951 is an apocalyptic number.

5481951 is a deficient number, since it is larger than the sum of its proper divisors (1855569).

5481951 is a wasteful number, since it uses less digits than its factorization.

5481951 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7065.

The product of its digits is 7200, while the sum is 33.

The square root of 5481951 is about 2341.3566580083. The cubic root of 5481951 is about 176.3241165069.

The spelling of 5481951 in words is "five million, four hundred eighty-one thousand, nine hundred fifty-one".