11415400429 has 2 divisors, whose sum is σ = 11415400430. Its totient is φ = 11415400428.

The previous prime is 11415400369. The next prime is 11415400453. The reversal of 11415400429 is 92400451411.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 8408523204 + 3006877225 = 91698^2 + 54835^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-11415400429 is a prime.

It is a super-2 number, since 2×11415400429² (a number of 21 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 11415400429.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11415400489) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5707700214 + 5707700215.

It is an arithmetic number, because the mean of its divisors is an integer number (5707700215).

Almost surely, 2^11415400429 is an apocalyptic number.

It is an amenable number.

11415400429 is a deficient number, since it is larger than the sum of its proper divisors (1).

11415400429 is an equidigital number, since it uses as much as digits as its factorization.

11415400429 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 5760, while the sum is 31.

The spelling of 11415400429 in words is "eleven billion, four hundred fifteen million, four hundred thousand, four hundred twenty-nine".