10143402 has 16 divisors (see below), whose sum is σ = 20835552. Its totient is φ = 3289680.

The previous prime is 10143401. The next prime is 10143409. The reversal of 10143402 is 20434101.

10143402 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not an unprimeable number, because it can be changed into a prime (10143401) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 22624 + ... + 23067.

It is an arithmetic number, because the mean of its divisors is an integer number (1302222).

Almost surely, 2^10143402 is an apocalyptic number.

10143402 is an abundant number, since it is smaller than the sum of its proper divisors (10692150).

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

10143402 is a wasteful number, since it uses less digits than its factorization.

10143402 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 45733.

The product of its (nonzero) digits is 96, while the sum is 15.

The square root of 10143402 is about 3184.8707980074. The cubic root of 10143402 is about 216.4684193189.

Adding to 10143402 its reverse (20434101), we get a palindrome (30577503).

The spelling of 10143402 in words is "ten million, one hundred forty-three thousand, four hundred two".