10131402 has 32 divisors (see below), whose sum is σ = 20984832. Its totient is φ = 3258864.

The previous prime is 10131361. The next prime is 10131403. The reversal of 10131402 is 20413101.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (10131403) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 27423 + ... + 27789.

It is an arithmetic number, because the mean of its divisors is an integer number (655776).

Almost surely, 2^10131402 is an apocalyptic number.

10131402 is an abundant number, since it is smaller than the sum of its proper divisors (10853430).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

10131402 is a wasteful number, since it uses less digits than its factorization.

10131402 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 522.

The product of its (nonzero) digits is 24, while the sum is 12.

The square root of 10131402 is about 3182.9863336182. The cubic root of 10131402 is about 216.3830223924.

Adding to 10131402 its reverse (20413101), we get a palindrome (30544503).

It can be divided in two parts, 1013 and 1402, that added together give a triangular number (2415 = T₆₉).

The spelling of 10131402 in words is "ten million, one hundred thirty-one thousand, four hundred two".