5101651 has 4 divisors (see below), whose sum is σ = 5277600. Its totient is φ = 4925704.

The previous prime is 5101643. The next prime is 5101661. The reversal of 5101651 is 1561015.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 1561015 = 5 ⋅312203.

It is a cyclic number.

It is not a de Polignac number, because 5101651 - 2³ = 5101643 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (5101631) 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, 87931 + ... + 87988.

It is an arithmetic number, because the mean of its divisors is an integer number (1319400).

Almost surely, 2^5101651 is an apocalyptic number.

5101651 is a deficient number, since it is larger than the sum of its proper divisors (175949).

5101651 is a wasteful number, since it uses less digits than its factorization.

5101651 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 175948.

The product of its (nonzero) digits is 150, while the sum is 19.

The square root of 5101651 is about 2258.6834660926. The cubic root of 5101651 is about 172.1486343649.

Adding to 5101651 its reverse (1561015), we get a palindrome (6662666).

The spelling of 5101651 in words is "five million, one hundred one thousand, six hundred fifty-one".