5100381 has 32 divisors (see below), whose sum is σ = 8883840. Its totient is φ = 2851200.

The previous prime is 5100371. The next prime is 5100397. The reversal of 5100381 is 1830015.

It is a happy number.

It is not a de Polignac number, because 5100381 - 2⁷ = 5100253 is a prime.

It is a super-2 number, since 2×5100381² = 52027772690322, which contains 22 as substring.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5100311) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 3201 + ... + 4521.

It is an arithmetic number, because the mean of its divisors is an integer number (277620).

Almost surely, 2^5100381 is an apocalyptic number.

It is an amenable number.

5100381 is a deficient number, since it is larger than the sum of its proper divisors (3783459).

5100381 is a wasteful number, since it uses less digits than its factorization.

5100381 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1354 (or 1348 counting only the distinct ones).

The product of its (nonzero) digits is 120, while the sum is 18.

The square root of 5100381 is about 2258.4023113697. The cubic root of 5100381 is about 172.1343483420.

Adding to 5100381 its reverse (1830015), we get a palindrome (6930396).

The spelling of 5100381 in words is "five million, one hundred thousand, three hundred eighty-one".