12029401 has 2 divisors, whose sum is σ = 12029402. Its totient is φ = 12029400.

The previous prime is 12029377. The next prime is 12029417. The reversal of 12029401 is 10492021.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 11397376 + 632025 = 3376^2 + 795^2 .

It is an emirp because it is prime and its reverse (10492021) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-12029401 is a prime.

It is not a weakly prime, because it can be changed into another prime (12029431) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6014700 + 6014701.

It is an arithmetic number, because the mean of its divisors is an integer number (6014701).

Almost surely, 2^12029401 is an apocalyptic number.

It is an amenable number.

12029401 is a deficient number, since it is larger than the sum of its proper divisors (1).

12029401 is an equidigital number, since it uses as much as digits as its factorization.

12029401 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 19.

The square root of 12029401 is about 3468.3426877977. The cubic root of 12029401 is about 229.1296723681.

The spelling of 12029401 in words is "twelve million, twenty-nine thousand, four hundred one".