11402129 has 2 divisors, whose sum is σ = 11402130. Its totient is φ = 11402128.

The previous prime is 11402123. The next prime is 11402159. The reversal of 11402129 is 92120411.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 8673025 + 2729104 = 2945^2 + 1652^2 .

It is a cyclic number.

It is not a de Polignac number, because 11402129 - 2⁴ = 11402113 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 11402129.

It is not a weakly prime, because it can be changed into another prime (11402123) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5701064 + 5701065.

It is an arithmetic number, because the mean of its divisors is an integer number (5701065).

Almost surely, 2^11402129 is an apocalyptic number.

It is an amenable number.

11402129 is a deficient number, since it is larger than the sum of its proper divisors (1).

11402129 is an equidigital number, since it uses as much as digits as its factorization.

11402129 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 144, while the sum is 20.

The square root of 11402129 is about 3376.7038661985. The cubic root of 11402129 is about 225.0757210162.

The spelling of 11402129 in words is "eleven million, four hundred two thousand, one hundred twenty-nine".