5451031 has 4 divisors (see below), whose sum is σ = 5467000. Its totient is φ = 5435064.

The previous prime is 5451029. The next prime is 5451049. The reversal of 5451031 is 1301545.

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

It is a cyclic number.

It is not a de Polignac number, because 5451031 - 2¹ = 5451029 is a prime.

It is a super-2 number, since 2×5451031² = 59427477925922, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5451001) 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, 7461 + ... + 8158.

It is an arithmetic number, because the mean of its divisors is an integer number (1366750).

Almost surely, 2^5451031 is an apocalyptic number.

5451031 is a deficient number, since it is larger than the sum of its proper divisors (15969).

5451031 is a wasteful number, since it uses less digits than its factorization.

5451031 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15968.

The product of its (nonzero) digits is 300, while the sum is 19.

The square root of 5451031 is about 2334.7443114825. The cubic root of 5451031 is about 175.9919826754.

Adding to 5451031 its reverse (1301545), we get a palindrome (6752576).

The spelling of 5451031 in words is "five million, four hundred fifty-one thousand, thirty-one".