10131501 has 4 divisors (see below), whose sum is σ = 13508672. Its totient is φ = 6754332.

The previous prime is 10131491. The next prime is 10131529. The reversal of 10131501 is 10513101.

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.

It is not a de Polignac number, because 10131501 - 2²³ = 1742893 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10131581) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1688581 + ... + 1688586.

It is an arithmetic number, because the mean of its divisors is an integer number (3377168).

Almost surely, 2^10131501 is an apocalyptic number.

It is an amenable number.

10131501 is a deficient number, since it is larger than the sum of its proper divisors (3377171).

10131501 is an equidigital number, since it uses as much as digits as its factorization.

10131501 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3377170.

The product of its (nonzero) digits is 15, while the sum is 12.

The square root of 10131501 is about 3183.0018850136. The cubic root of 10131501 is about 216.3837271928.

Subtracting from 10131501 its sum of digits (12), we obtain a square (10131489 = 3183²).

Adding to 10131501 its reverse (10513101), we get a palindrome (20644602).

The spelling of 10131501 in words is "ten million, one hundred thirty-one thousand, five hundred one".